The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
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hours per response: 23.8
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
3M Co Common Stock 88579Y101 1,395 12,760 SH   SOLE   12,760 0 0
Abbott Laboratories Common Stock 002824100 1,096 31,420 SH   SOLE   31,420 0 0
Abbvie Inc. Common Stock 00287Y109 1,307 31,610 SH   SOLE   31,610 0 0
Accenture Ltd Common Stock G1151C101 924 12,840 SH   SOLE   12,840 0 0
Access Midstream Partners LP Master Ltd Part 00434L109 47,085 987,100 SH   SOLE   987,100 0 0
Aflac Inc Common Stock 001055102 1,431 24,620 SH   SOLE   24,620 0 0
Allete Inc Common Stock 018522300 2,618 52,510 SH   SOLE   52,510 0 0
Alliant Energy Corp Common Stock 018802108 75,630 1,500,000 SH   SOLE   1,500,000 0 0
Allstate Corp Common Stock 020002101 455 9,450 SH   SOLE   9,450 0 0
Altria Group Inc Common Stock 02209S103 1,407 40,215 SH   SOLE   40,215 0 0
Amazon.Com Inc Common Stock 023135106 2,026 7,295 SH   SOLE   7,295 0 0
Ameren Corp Common Stock 023608102 51,660 1,500,000 SH   SOLE   1,500,000 0 0
American Campus Communities REIT 024835100 44,038 1,083,088 SH   SOLE   1,077,257 0 5,831
American Electric Power Common Stock 025537101 216 4,830 SH   SOLE   4,830 0 0
American Express Co Common Stock 025816109 5,351 71,580 SH   SOLE   71,580 0 0
American International Group Common Stock 026874784 1,265 28,300 SH   SOLE   28,300 0 0
American Tower REIT Inc Common Stock 03027X100 5,132 70,140 SH   SOLE   70,140 0 0
American Water Works Co Common Stock 030420103 41,230 1,000,000 SH   SOLE   1,000,000 0 0
Amgen Inc Common Stock 031162100 1,480 15,005 SH   SOLE   15,005 0 0
Anadarko Petroleum Corp Common Stock 032511107 850 9,890 SH   SOLE   9,890 0 0
Apache Corp Common Stock 037411105 650 7,755 SH   SOLE   7,755 0 0
Apple Computer Inc Common Stock 037833100 11,583 29,245 SH   SOLE   29,245 0 0
AT & T Inc. Common Stock 00206R102 111,156 3,139,997 SH   SOLE   3,139,997 0 0
Atlas Pipeline Partner LP Master Ltd Part 049392103 12,259 321,000 SH   SOLE   321,000 0 0
Avalonbay Communities Inc REIT 053484101 84,774 628,371 SH   SOLE   625,059 0 3,312
Avon Products Common Stock 054303102 1,433 68,140 SH   SOLE   68,140 0 0
Bank of America Corp Common Stock 060505104 4,298 334,205 SH   SOLE   334,205 0 0
Bank of New York Mellon Corp Common Stock 064058100 2,632 93,836 SH   SOLE   93,836 0 0
Baxter International Inc Common Stock 071813109 749 10,815 SH   SOLE   10,815 0 0
BCE Inc Foreign Common 05534B760 40,599 989,737 SH   SOLE   989,737 0 0
Berkshire Hathaway Common Stock 084670702 2,030 18,140 SH   SOLE   18,140 0 0
Boeing Co Common Stock 097023105 1,390 13,565 SH   SOLE   13,565 0 0
Boston Properties Inc REIT 101121101 95,894 909,204 SH   SOLE   904,456 0 4,748
Bristol-Myers Squibb Co Common Stock 110122108 1,465 32,790 SH   SOLE   32,790 0 0
Buckeye Partners Master Ltd Part 118230101 21,799 310,700 SH   SOLE   310,700 0 0
Camden Property Trust REIT 133131102 59,597 861,980 SH   SOLE   857,490 0 4,490
Capital One Financial Co Common Stock 14040H105 4,901 78,030 SH   SOLE   78,030 0 0
Caterpillar Inc Common Stock 149123101 4,595 55,700 SH   SOLE   55,700 0 0
Centerpoint Energy Inc Common Stock 15189T107 75,248 3,203,390 SH   SOLE   3,203,390 0 0
CenturyLink Inc Common Stock 156700106 94,738 2,680,000 SH   SOLE   2,680,000 0 0
Chevron Corp Common Stock 166764100 8,054 68,055 SH   SOLE   68,055 0 0
Cisco Systems Inc Common Stock 17275R102 6,051 248,890 SH   SOLE   248,890 0 0
Citigroup Inc Common Stock 172967424 2,910 60,669 SH   SOLE   60,669 0 0
CMS Energy Corp Common Stock 125896100 71,282 2,623,540 SH   SOLE   2,623,540 0 0
Coach Inc Common Stock 189754104 2,166 37,940 SH   SOLE   37,940 0 0
Coca-Cola Co Common Stock 191216100 3,070 76,540 SH   SOLE   76,540 0 0
Colgate-Palmolive Co Common Stock 194162103 1,004 17,520 SH   SOLE   17,520 0 0
Comcast Corp Common Stock 20030N101 2,207 52,710 SH   SOLE   52,710 0 0
Conocophillips Common Stock 20825C104 3,773 62,361 SH   SOLE   62,361 0 0
Costco Wholesale Corp Common Stock 22160K105 963 8,705 SH   SOLE   8,705 0 0
Crown Castle Intl Corp Common Stock 228227104 7,049 97,375 SH   SOLE   97,375 0 0
CVS Caremark Corp Common Stock 126650100 1,408 24,625 SH   SOLE   24,625 0 0
DCP Midstream Partners Master Ltd Part 23311P100 24,355 450,184 SH   SOLE   450,184 0 0
DCT Industrial REIT 233153105 55,949 7,825,002 SH   SOLE   7,782,099 0 42,903
DDR Corp REIT 23317H102 47,144 2,831,477 SH   SOLE   2,816,831 0 14,646
Deere & Co Common Stock 244199105 1,671 20,560 SH   SOLE   20,560 0 0
Devon Energy Corporation Common Stock 25179M103 392 7,560 SH   SOLE   7,560 0 0
Digital Realty Trust Inc REIT 253868103 21,428 351,275 SH   SOLE   349,414 0 1,861
Dominion Resources Inc Common Stock 25746U109 83,470 1,469,033 SH   SOLE   1,469,033 0 0
DOW Chemical Co Common Stock 260543103 776 24,110 SH   SOLE   24,110 0 0
DTE Energy Co Common Stock 233331107 45,298 675,985 SH   SOLE   675,985 0 0
DU Pont [E I] De Nemours Common Stock 263534109 3,445 65,620 SH   SOLE   65,620 0 0
Duke Energy Corp Common Stock 26441C204 35,865 531,333 SH   SOLE   531,333 0 0
EastGroup Properties REIT 277276101 11,693 207,794 SH   SOLE   206,844 0 950
eBay Inc Common Stock 278642103 1,208 23,360 SH   SOLE   23,360 0 0
EL Paso Pipeline Partners LP Master Ltd Part 283702108 24,412 559,000 SH   SOLE   559,000 0 0
EMC Corp Common Stock 268648102 995 42,105 SH   SOLE   42,105 0 0
Emerson Electric Co Common Stock 291011104 5,676 104,075 SH   SOLE   104,075 0 0
Enbridge Energy Partners Master Ltd Part 29250R106 41,859 1,372,861 SH   SOLE   1,372,861 0 0
Enbridge Inc Foreign Common 29250N105 82,704 1,965,876 SH   SOLE   1,965,876 0 0
Energy Transfer Equity Master Ltd Part 29273V100 20,817 348,000 SH   SOLE   348,000 0 0
Energy Transfer Partners Master Ltd Part 29273R109 27,107 536,346 SH   SOLE   536,346 0 0
Entergy Corp Common Stock 29364G103 59,228 850,000 SH   SOLE   850,000 0 0
Enterprise Prods Prtnrs Master Ltd Part 293792107 48,750 784,400 SH   SOLE   784,400 0 0
EQT Midstream Partners LP Master Ltd Part 26885B100 15,437 316,000 SH   SOLE   316,000 0 0
Equity Lifestyle Properties REIT 29472R108 30,376 386,514 SH   SOLE   384,456 0 2,058
Equity Residential REIT 29476L107 113,059 1,947,273 SH   SOLE   1,937,116 0 10,157
Essex Property Trust REIT 297178105 59,972 377,370 SH   SOLE   375,321 0 2,049
Exelon Corp Common Stock 30161N101 31,142 1,008,495 SH   SOLE   1,008,495 0 0
Extra Space Storage Inc REIT 30225T102 56,703 1,352,336 SH   SOLE   1,345,355 0 6,981
Exxon Mobil Corp Common Stock 30231G102 13,582 150,325 SH   SOLE   150,325 0 0
Fedex Corp Common Stock 31428X106 571 5,795 SH   SOLE   5,795 0 0
Firstenergy Corp Common Stock 337932107 44,248 1,185,000 SH   SOLE   1,185,000 0 0
Ford Motor Co Common Stock 345370860 4,968 321,120 SH   SOLE   321,120 0 0
Freeprt McMoran Cop and Gld Common Stock 35671D857 533 19,310 SH   SOLE   19,310 0 0
Frontier Communications Corp Common Stock 35906A108 33,973 8,388,491 SH   SOLE   8,388,491 0 0
General Dynamics Corp Common Stock 369550108 522 6,670 SH   SOLE   6,670 0 0
General Electric Co Common Stock 369604103 7,680 331,163 SH   SOLE   331,163 0 0
General Growth Pptys Inc REIT 370023103 81,021 4,077,568 SH   SOLE   4,055,841 0 21,727
General Motors Co Common Stock 37045V100 475 14,250 SH   SOLE   14,250 0 0
Genesis Energy LP Master Ltd Part 371927104 29,154 562,500 SH   SOLE   562,500 0 0
Gilead Sciences Inc Common Stock 375558103 1,555 30,360 SH   SOLE   30,360 0 0
Goldman Sachs Group Inc Common Stock 38141G104 1,330 8,795 SH   SOLE   8,795 0 0
Google Inc Common Stock 38259P508 4,644 5,275 SH   SOLE   5,275 0 0
Great Plains Energy Inc Common Stock 391164100 11,270 500,000 SH   SOLE   500,000 0 0
Halliburton Co Common Stock 406216101 5,247 125,770 SH   SOLE   125,770 0 0
HCP Inc REIT 40414L109 12,929 284,535 SH   SOLE   282,839 0 1,696
Health Care Reit Inc REIT 42217K106 91,135 1,359,622 SH   SOLE   1,352,501 0 7,121
Hewlett-Packard Co Common Stock 428236103 969 39,075 SH   SOLE   39,075 0 0
Home Depot Inc Common Stock 437076102 2,318 29,915 SH   SOLE   29,915 0 0
Honeywell International Inc Common Stock 438516106 1,247 15,720 SH   SOLE   15,720 0 0
Host Hotels & Resorts Inc REIT 44107P104 78,601 4,659,238 SH   SOLE   4,635,021 0 24,217
Illinois Tool Works Common Stock 452308109 4,116 59,500 SH   SOLE   59,500 0 0
Integrys Energy Group Inc Common Stock 45822P105 34,357 587,000 SH   SOLE   587,000 0 0
Intel Corp Common Stock 458140100 6,253 258,160 SH   SOLE   258,160 0 0
Intl Business Machines Corp Common Stock 459200101 10,329 54,045 SH   SOLE   54,045 0 0
Intl Flavors & Fragrances Common Stock 459506101 3,567 47,460 SH   SOLE   47,460 0 0
iShares Exchange Traded 464287606 5,643 43,820 SH   SOLE   43,820 0 0
iShares Exchange Traded 464287630 10,176 118,460 SH   SOLE   118,460 0 0
iShares Exchange Traded 464287648 5,589 50,120 SH   SOLE   50,120 0 0
iShares Exchange Traded 464287705 10,472 103,410 SH   SOLE   103,410 0 0
iShares Exchange Traded 464288588 45,601 433,350 SH   SOLE   433,350 0 0
iShares Exchange Traded 464288646 122,958 1,170,690 SH   SOLE   1,170,690 0 0
J P Morgan Chase & Co Common Stock 46625H100 10,815 204,875 SH   SOLE   204,875 0 0
Johnson & Johnson Common Stock 478160104 9,069 105,625 SH   SOLE   105,625 0 0
Kilroy Realty Corp REIT 49427F108 74,375 1,403,039 SH   SOLE   1,395,737 0 7,302
Kimberly-Clark Corp Common Stock 494368103 4,054 41,730 SH   SOLE   41,730 0 0
Kimco Realty Corp REIT 49446R109 21,218 990,110 SH   SOLE   984,552 0 5,558
Kinder Morgan Energy Partners Master Ltd Part 494550106 44,904 525,803 SH   SOLE   525,803 0 0
Kinder Morgan Inc Common Stock 49456B101 44,092 1,155,746 SH   SOLE   1,155,746 0 0
Lasalle Hotel Properties REIT 517942108 37,418 1,514,897 SH   SOLE   1,507,098 0 7,799
Lilly [Eli] & Co Common Stock 532457108 4,750 96,695 SH   SOLE   96,695 0 0
Linn Energy LLC Master Ltd Part 536020100 7,565 228,000 SH   SOLE   228,000 0 0
Lockheed Martin Corp Common Stock 539830109 572 5,275 SH   SOLE   5,275 0 0
Lowe's Companies Inc Common Stock 548661107 909 22,230 SH   SOLE   22,230 0 0
Macerich Co REIT 554382101 76,235 1,250,361 SH   SOLE   1,243,891 0 6,470
Magellan Midstream Partn LP Master Ltd Part 559080106 25,620 470,090 SH   SOLE   470,090 0 0
Markwest Energy Partners LP Master Ltd Part 570759100 41,581 622,000 SH   SOLE   622,000 0 0
MasterCard Inc Common Stock 57636Q104 8,388 14,600 SH   SOLE   14,600 0 0
McDonald's Corp Common Stock 580135101 6,732 67,995 SH   SOLE   67,995 0 0
Medtronic Inc Common Stock 585055106 3,405 66,160 SH   SOLE   66,160 0 0
Merck & Co Inc. Common Stock 58933Y105 7,123 153,343 SH   SOLE   153,343 0 0
Metlife Inc Common Stock 59156R108 1,002 21,890 SH   SOLE   21,890 0 0
Microsoft Corp Common Stock 594918104 10,716 310,338 SH   SOLE   310,338 0 0
Mondelez International Inc Common Stock 609207105 1,015 35,576 SH   SOLE   35,576 0 0
Monsanto Co Common Stock 61166W101 1,057 10,695 SH   SOLE   10,695 0 0
Morgan Stanley Common Stock 617446448 671 27,485 SH   SOLE   27,485 0 0
National Grid Plc ADRs 636274300 10,692 188,673 SH   SOLE   188,673 0 0
National Oilwell Varco Inc Common Stock 637071101 583 8,455 SH   SOLE   8,455 0 0
News Corp Cl A Common Stock 65248E104 1,302 39,935 SH   SOLE   39,935 0 0
NextEra Energy Inc Common Stock 65339F101 86,911 1,066,660 SH   SOLE   1,066,660 0 0
Nike Inc Common Stock 654106103 925 14,530 SH   SOLE   14,530 0 0
Nippon Telegraph & Telephone ADRs 654624105 2,230 85,745 SH   SOLE   85,745 0 0
Nisource Inc Common Stock 65473P105 60,548 2,114,095 SH   SOLE   2,114,095 0 0
Norfolk Southern Corp Common Stock 655844108 453 6,240 SH   SOLE   6,240 0 0
Northeast Utilities Common Stock 664397106 86,402 2,056,220 SH   SOLE   2,056,220 0 0
Northwest Natural Gas Co Common Stock 667655104 35,737 841,260 SH   SOLE   841,260 0 0
Occidental Petroleum Corp Common Stock 674599105 3,275 36,700 SH   SOLE   36,700 0 0
Oneok Inc Common Stock 682680103 2,214 53,590 SH   SOLE   53,590 0 0
Oneok Partners Master Ltd Part 68268N103 9,904 200,000 SH   SOLE   200,000 0 0
Oracle Corp Common Stock 68389X105 4,163 135,500 SH   SOLE   135,500 0 0
Pebblebrook Hotel Trust REIT 70509V100 18,711 723,840 SH   SOLE   720,169 0 3,671
Pepco Holdings Inc Common Stock 713291102 71,971 3,570,000 SH   SOLE   3,570,000 0 0
Pepsico Inc Common Stock 713448108 6,128 74,925 SH   SOLE   74,925 0 0
Pfizer Inc Common Stock 717081103 8,022 286,393 SH   SOLE   286,393 0 0
Philip Morris International Common Stock 718172109 2,857 32,985 SH   SOLE   32,985 0 0
Piedmont Natural Gas Co Common Stock 720186105 33,740 1,000,000 SH   SOLE   1,000,000 0 0
Pinnacle West Capital Corp Common Stock 723484101 86,089 1,552,000 SH   SOLE   1,552,000 0 0
Plains All Amer Pipelne LP Master Ltd Part 726503105 26,544 475,610 SH   SOLE   475,610 0 0
PPL Corp Common Stock 69351T106 77,012 2,545,000 SH   SOLE   2,545,000 0 0
Procter & Gamble Co Common Stock 742718109 4,200 54,550 SH   SOLE   54,550 0 0
Prologis Inc REIT 74340W103 108,525 2,877,130 SH   SOLE   2,861,413 0 15,717
Public Service Entrp Grp Inc Common Stock 744573106 61,756 1,890,890 SH   SOLE   1,890,890 0 0
Public Storage REIT 74460D109 131,525 857,788 SH   SOLE   853,300 0 4,488
Qualcomm Inc Common Stock 747525103 2,100 34,380 SH   SOLE   34,380 0 0
Questar Corp Common Stock 748356102 47,516 1,992,280 SH   SOLE   1,992,280 0 0
Raytheon Co Common Stock 755111507 426 6,440 SH   SOLE   6,440 0 0
Retail Opportunity Invts Cp REIT 76131N101 5,142 369,900 SH   SOLE   367,900 0 2,000
Schlumberger Ltd Common Stock 806857108 1,905 26,585 SH   SOLE   26,585 0 0
Sempra Energy Common Stock 816851109 86,991 1,063,985 SH   SOLE   1,063,985 0 0
Simon Property Group Inc REIT 828806109 216,563 1,371,348 SH   SOLE   1,364,097 0 7,251
SL Green Realty Corp REIT 78440X101 63,531 720,393 SH   SOLE   716,661 0 3,732
Southern Co Common Stock 842587107 66,576 1,508,640 SH   SOLE   1,508,640 0 0
Spectra Energy Corp Common Stock 847560109 74,727 2,168,520 SH   SOLE   2,168,520 0 0
Spectra Energy Partners Master Ltd Part 84756N109 12,328 268,000 SH   SOLE   268,000 0 0
Starbucks Corp Common Stock 855244109 980 14,970 SH   SOLE   14,970 0 0
Sysco Corp Common Stock 871829107 2,807 82,170 SH   SOLE   82,170 0 0
Tanger Factory Outlet Centers REIT 875465106 60,699 1,814,079 SH   SOLE   1,804,779 0 9,300
Targa Resources Partners Master Ltd Part 87611X105 45,126 894,465 SH   SOLE   894,465 0 0
Target Corp Common Stock 87612E106 896 13,005 SH   SOLE   13,005 0 0
Taubman Centers Inc REIT 876664103 3,556 47,325 SH   SOLE   47,055 0 270
TC Pipelines LP Master Ltd Part 87233Q108 17,083 353,834 SH   SOLE   353,834 0 0
TECO Energy Inc Common Stock 872375100 51,570 3,000,000 SH   SOLE   3,000,000 0 0
Teekay LNG Partners Master Ltd Part Y8564M105 19,220 439,820 SH   SOLE   439,820 0 0
Teekay Offshore Partners Master Ltd Part Y8565J101 12,498 384,919 SH   SOLE   384,919 0 0
Texas Instruments Inc Common Stock 882508104 771 22,105 SH   SOLE   22,105 0 0
Time Warner Inc Common Stock 887317303 1,079 18,666 SH   SOLE   18,666 0 0
TJX Companies Inc Common Stock 872540109 2,083 41,610 SH   SOLE   41,610 0 0
Transcanada Corp Foreign Common 89353D107 53,127 1,232,368 SH   SOLE   1,232,368 0 0
U S Bancorp Common Stock 902973304 1,345 37,202 SH   SOLE   37,202 0 0
UDR Inc REIT 902653104 12,714 498,768 SH   SOLE   494,416 0 4,352
Union Pacific Corp Common Stock 907818108 1,426 9,245 SH   SOLE   9,245 0 0
Unisource Energy Corp Common Stock 903119105 56,040 1,252,850 SH   SOLE   1,252,850 0 0
United Parcel Service Common Stock 911312106 1,233 14,255 SH   SOLE   14,255 0 0
United Technologies Corp Common Stock 913017109 1,563 16,820 SH   SOLE   16,820 0 0
UnitedHealth Group Inc Common Stock 91324P102 1,344 20,525 SH   SOLE   20,525 0 0
Vanguard Exchange Traded 922042775 18,098 409,270 SH   SOLE   409,270 0 0
Vanguard Exchange Traded 922042858 4,018 103,600 SH   SOLE   103,600 0 0
Vanguard FTSE Developed Market Exchange Traded 921943858 18,325 514,590 SH   SOLE   514,590 0 0
Vectren Corp Common Stock 92240G101 50,745 1,500,000 SH   SOLE   1,500,000 0 0
Ventas Inc REIT 92276F100 88,287 1,271,053 SH   SOLE   1,264,428 0 6,625
Verizon Communications Inc Common Stock 92343V104 81,905 1,627,028 SH   SOLE   1,627,028 0 0
Visa Inc Common Stock 92826C839 1,881 10,295 SH   SOLE   10,295 0 0
Vodafone Group PLC ADRs 92857W209 48,021 1,670,885 SH   SOLE   1,670,885 0 0
Vornado Realty Trust REIT 929042109 12,242 147,757 SH   SOLE   146,760 0 997
Wal-Mart Stores Common Stock 931142103 5,675 76,190 SH   SOLE   76,190 0 0
Walgreen Co Common Stock 931422109 4,214 95,336 SH   SOLE   95,336 0 0
Walt Disney Co Common Stock 254687106 2,275 36,025 SH   SOLE   36,025 0 0
Weingarten Realty Invst REIT 948741103 4,408 143,261 SH   SOLE   142,586 0 675
Wellpoint Inc Common Stock 94973V107 2,523 30,830 SH   SOLE   30,830 0 0
Wells Fargo & Co Common Stock 949746101 5,294 128,269 SH   SOLE   128,269 0 0
Westar Energy Inc Common Stock 95709T100 100,227 3,136,000 SH   SOLE   3,136,000 0 0
Western Gas Partners LP Master Ltd Part 958254104 19,078 294,000 SH   SOLE   294,000 0 0
WGL Holdings Inc Common Stock 92924F106 43,220 1,000,000 SH   SOLE   1,000,000 0 0
Williams Cos Inc Common Stock 969457100 65,311 2,011,434 SH   SOLE   2,011,434 0 0
Williams Partners LP Master Ltd Part 96950F104 37,235 721,600 SH   SOLE   721,600 0 0
Windstream Corp Common Stock 97381W104 79,757 10,344,667 SH   SOLE   10,344,667 0 0
Wisconsin Energy Corp Common Stock 976657106 3,557 86,768 SH   SOLE   86,768 0 0
XCEL Energy Inc Common Stock 98389B100 78,886 2,783,565 SH   SOLE   2,783,565 0 0