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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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 Company Common 88579Y101 8,932 74,801 SH   SOLE   63,637 0 11,164
ABB Limited ADR ADR 000375204 1,170 49,600 SH   SOLE   49,600 0 0
Acadia Realty Trust Common 004239109 10,300 417,326 SH   SOLE   128,036 0 289,290
Ace Limited Common H0023R105 342,254 3,658,128 SH   SOLE   3,449,968 0 208,160
Activision Blizzard, Inc. Common 00507V109 355,490 21,312,361 SH   SOLE   20,350,457 0 961,904
AES Corp. Common 00130H105 6,084 457,756 SH   SOLE   457,756 0 0
AES Trust III,6.75%,10/15/29 Preferred 00808N202 8,136 161,437 PRN   SOLE   161,437 0 0
Agilent Technologies, Inc. Common 00846U101 185,796 3,625,285 SH   SOLE   3,459,166 0 166,119
Air Products & Chemicals, Inc. Common 009158106 766,088 7,188,588 SH   SOLE   6,846,834 0 341,754
Alexandria Real Estate Equities, Inc. Common 015271109 25,991 407,064 SH   SOLE   114,261 0 292,803
Alleghany Corp. Common 017175100 736,395 1,797,619 SH   SOLE   1,650,880 0 146,739
Allegheny Technologies, Inc. Common 01741R102 12,880 422,003 SH   SOLE   422,003 0 0
Altera Corp. Common 021441100 1,813 48,800 SH   SOLE   48,800 0 0
Amazon.Com, Inc. Common 023135106 5,919 18,933 SH   SOLE   18,531 0 402
America Movil S.A.B. de C.V. - ADR ADR 02364W105 4,538 229,078 SH   SOLE   229,054 0 24
American Campus Communities Inc. Common 024835100 48,119 1,409,052 SH   SOLE   357,604 0 1,051,448
American Express Co. Common 025816109 2,802,816 37,113,556 SH   SOLE   35,068,076 0 2,045,480
American International Group Inc. Common 026874784 57,575 1,183,930 SH   SOLE   998,730 0 185,200
American Tower Corp. Common 03027X100 25,376 342,323 SH   SOLE   113,233 0 229,090
Ameriprise Financial, Inc. Common 03076C106 283,768 3,115,589 SH   SOLE   2,904,083 0 211,506
Angie's List Inc. Common 034754101 33,172 1,474,961 SH   SOLE   1,341,394 0 133,567
Apple Inc. Common 037833100 224 470 SH   SOLE   470 0 0
Applied Materials, Inc. Common 038222105 5,230 298,319 SH   SOLE   259,830 0 38,489
Autozone Inc Common 053332102 512 1,210 SH   SOLE   1,210 0 0
Avalonbay Communities, Inc. Common 053484101 47,875 376,698 SH   SOLE   122,156 0 254,542
Bank of America Corp. Common 060505104 13,869 1,005,006 SH   SOLE   873,861 0 131,145
Bank of New York Mellon Corp. Common 064058100 2,611,630 86,506,461 SH   SOLE   81,880,627 0 4,625,834
Baxter International Inc. Common 071813109 361 5,495 SH   SOLE   5,495 0 0
Becton, Dickinson and Company Common 075887109 460 4,600 SH   SOLE   4,600 0 0
Bed Bath & Beyond Inc. Common 075896100 1,586,539 20,508,518 SH   SOLE   19,513,582 0 994,936
Berkshire Hathaway Inc., Class A Common 084670108 1,937,050 11,367 SH   SOLE   10,944 0 423
Berkshire Hathaway Inc., Class B Common 084670702 284,041 2,502,346 SH   SOLE   2,284,062 0 218,284
Biomed Realty Trust Inc. Common 09063H107 12,553 675,270 SH   SOLE   148,443 0 526,827
Boeing Co. Common 097023105 6,273 53,386 SH   SOLE   46,435 0 6,951
Boston Properties, Inc. Common 101121101 29,300 274,089 SH   SOLE   86,434 0 187,655
BRE Properties, Inc. Common 05564E106 12,468 245,634 SH   SOLE   73,642 0 171,992
Brookfield Asset Management Inc. - CL Foreign 112585104 396,684 10,606,535 SH   SOLE   9,862,912 0 743,623
Brookfield Property Partners LP Common G16249107 9,877 509,663 SH   SOLE   493,717 0 15,946
C.H. Robinson Worldwide, Inc. Common 12541W209 6,432 107,930 SH   SOLE   98,841 0 9,089
Campus Crest Communities Inc Common 13466Y105 5,044 467,032 SH   SOLE   241,665 0 225,367
Canadian Natural Resources Ltd. Foreign 136385101 1,124,752 35,774,554 SH   SOLE   34,219,043 0 1,555,511
CarMax, Inc. Common 143130102 473,114 9,760,973 SH   SOLE   9,337,841 0 423,132
CBL & Associates Properties, Inc. Common 124830100 17,968 940,732 SH   SOLE   222,041 0 718,691
Cemex SA - ADR ADR 151290889 243 21,765 SH   SOLE   21,765 0 0
Charles Schwab Corp. Common 808513105 403,355 19,080,202 SH   SOLE   18,152,675 0 927,527
Chubb Corp. Common 171232101 8,089 90,619 SH   SOLE   78,311 0 12,308
Citigroup Inc. Common 172967424 11,349 233,959 SH   SOLE   233,959 0 0
Coca Cola Co. Common 191216100 506,580 13,373,283 SH   SOLE   12,655,794 0 717,489
Colgate-Palmolive Co. Common 194162103 10,226 172,451 SH   SOLE   152,362 0 20,089
Corporate Office Properties Trust Common 22002T108 24,701 1,069,324 SH   SOLE   252,569 0 816,755
Costco Wholesale Corp. Common 22160K105 1,479,139 12,843,097 SH   SOLE   12,226,652 0 616,445
Cousins Properties, Inc. Common 222795106 3,079 299,190 SH   SOLE   95,700 0 203,490
Ctrip.com International, Ltd. ADR ADR 22943F100 22,174 379,960 SH   SOLE   379,960 0 0
CVS Caremark Corp. Common 126650100 2,068,427 36,448,058 SH   SOLE   34,782,037 0 1,666,021
DCT Industrial Trust Inc. Common 233153105 10,087 1,402,980 SH   SOLE   415,899 0 987,081
DDR Corporation Common 23317H102 3,501 222,879 SH   SOLE   221,647 0 1,232
Deere & Co. Common 244199105 8,168 100,357 SH   SOLE   87,369 0 12,988
Devon Energy Corp. Common 25179M103 12,165 210,620 SH   SOLE   210,620 0 0
Diageo PLC - ADR ADR 25243Q205 220,905 1,738,313 SH   SOLE   1,566,712 0 171,601
Digital Realty Trust Inc. Common 253868103 38,889 732,364 SH   SOLE   199,064 0 533,300
Dish Network Corp A Common 25470M109 5,261 116,879 SH   SOLE   103,465 0 13,414
Disney Walt Holdings Common 254687106 406,931 6,309,985 SH   SOLE   5,922,453 0 387,532
DuPont Fabros Technology Inc. Common 26613Q106 24,653 956,644 SH   SOLE   264,321 0 692,323
Eastgroup Properties, Inc. Common 277276101 14,065 237,549 SH   SOLE   80,445 0 157,104
Ecolab Inc. Common 278865100 510,013 5,164,161 SH   SOLE   4,925,968 0 238,193
Education Realty Trust, Inc. Common 28140H104 22,302 2,450,815 SH   SOLE   570,993 0 1,879,822
EOG Resources, Inc. Common 26875P101 703,994 4,158,755 SH   SOLE   3,960,517 0 198,238
Essex Property Trust, Inc. Common 297178105 34,547 233,899 SH   SOLE   62,605 0 171,294
Everest Re Group, Ltd. Common G3223R108 185,555 1,276,079 SH   SOLE   1,164,174 0 111,905
Expeditors Int'l of Washington Inc. Common 302130109 13,015 295,398 SH   SOLE   272,799 0 22,599
Express Scripts Holding Co. Common 30219G108 838,184 13,562,844 SH   SOLE   12,854,328 0 708,516
Fairchild Semiconductor International Common 303726103 6,169 444,157 SH   SOLE   444,157 0 0
Federal Realty Investment Trust Common 313747206 18,151 178,918 SH   SOLE   66,128 0 112,790
FedEx Corp. Common 31428X106 8,823 77,319 SH   SOLE   67,309 0 10,010
Forest City Ent FCE 4.25 Bond 345550AP2 7,742 6,963,000 PRN   SOLE   6,963,000 0 0
Forest City Ent FCE 5 Bond 345550AM9 1,719 1,120,000 PRN   SOLE   1,120,000 0 0
Forest City Enterprises Inc. - Class A Common 345550107 28,978 1,529,974 SH   SOLE   1,524,396 0 5,578
Freeport-McMoRan Copper & Gold, Inc. Common 35671D857 6,406 193,664 SH   SOLE   193,664 0 0
General Electric Co. Common 369604103 8,885 371,920 SH   SOLE   371,920 0 0
General Growth Properties Inc. Common 370023103 20,877 1,082,287 SH   SOLE   296,890 0 785,397
Goldman Sachs Group Inc. Common 38141G104 139,411 881,179 SH   SOLE   735,300 0 145,879
Google Inc. Class A Common 38259P508 2,335,884 2,666,808 SH   SOLE   2,548,525 0 118,283
Grupo Televisa S.A.B.-Spons - ADR ADR 40049J206 71,345 2,552,593 SH   SOLE   2,481,443 0 71,150
Harley-Davidson, Inc. Common 412822108 209,516 3,261,460 SH   SOLE   3,101,074 0 160,386
HCP, Inc. Common 40414L109 8,889 217,062 SH   SOLE   65,700 0 151,362
Hewlett Packard Co. Common 428236103 138,101 6,579,363 SH   SOLE   6,250,146 0 329,217
Host Hotels & Resorts Inc. Common 44107P104 17,059 965,404 SH   SOLE   334,206 0 631,198
Hunter Douglas N.V. Foreign 5291810NL 84,295 1,973,749 SH   SOLE   1,917,129 0 56,620
ICICI Bank Limited -ADR ADR 45104G104 7,668 251,565 SH   SOLE   172,020 0 79,545
IDEXX Laboratories, Inc. Common 45168D104 16,785 168,443 SH   SOLE   153,068 0 15,375
Intel Corp 3.25 8/1/39 Bond 458140AF7 17,335 14,001,000 PRN   SOLE   14,001,000 0 0
Intel Corp. Common 458140100 3,899 170,119 SH   SOLE   149,900 0 20,219
International Business Machines Common 459200101 3,510 18,954 SH   SOLE   15,717 0 3,237
International Rectifier Corp. Common 460254105 7,746 312,710 SH   SOLE   312,710 0 0
Iron Mountain Inc. Common 462846106 261,724 9,686,317 SH   SOLE   9,205,461 0 480,856
Johnson & Johnson Common 478160104 14,173 163,492 SH   SOLE   140,561 0 22,931
JPMorgan Chase & Co. Common 46625H100 365,521 7,071,404 SH   SOLE   6,718,065 0 353,339
Kohls Corp. Common 500255104 13,471 260,300 SH   SOLE   260,300 0 0
Laboratory Corporation of America Hldg Common 50540R409 782,698 7,894,873 SH   SOLE   7,503,990 0 390,883
Las Vegas Sands Corp. Common 517834107 11,985 180,447 SH   SOLE   159,963 0 20,484
LaSalle Hotel Properties Common 517942108 16,323 572,347 SH   SOLE   177,824 0 394,523
Level 3 Communications, Inc. Common 52729N308 411 15,400 SH   SOLE   15,400 0 0
Liberty Global Plc - Series C Common G5480U120 629,642 8,347,370 SH   SOLE   7,982,699 0 364,671
Liberty Interactive Corp. Series A Common 53071M104 248,708 10,596,842 SH   SOLE   10,211,352 0 385,490
Liberty Property Trust Common 531172104 22,455 630,751 SH   SOLE   167,037 0 463,714
Liberty Ventures Series A Common 53071M880 62,204 705,504 SH   SOLE   679,532 0 25,972
Lockheed Martin Corp. Common 539830109 430 3,369 SH   SOLE   2,390 0 979
Loews Corp. Common 540424108 880,667 18,841,820 SH   SOLE   17,786,212 0 1,055,608
Lowes Cos Inc. Common 548661107 10,434 219,146 SH   SOLE   193,011 0 26,135
Markel Corp. Common 570535104 168,427 325,293 SH   SOLE   295,503 0 29,790
Martin Marietta Materials, Inc. Common 573284106 87,661 892,950 SH   SOLE   855,780 0 37,170
Masco Corp. Common 574599106 9,803 460,650 SH   SOLE   460,650 0 0
Mastercard, Inc. Common 57636Q104 5,834 8,672 SH   SOLE   6,796 0 1,876
Microsoft Corp. Common 594918104 384,014 11,538,873 SH   SOLE   10,955,567 0 583,306
Molycorp 3.25% Bond 608753AA7 5,175 7,500,000 PRN   SOLE   7,500,000 0 0
Molycorp 6% Bond 608753AF6 4,517 5,750,000 PRN   SOLE   5,750,000 0 0
Molycorp, Inc. Common 608753109 1,310 199,750 SH   SOLE   199,750 0 0
Monsanto Co. Common 61166W101 320,252 3,068,430 SH   SOLE   2,920,137 0 148,293
Nabors Industries Ltd. Common G6359F103 10,544 656,540 SH   SOLE   656,540 0 0
NetEase Inc. - ADR ADR 64110W102 8,117 111,810 SH   SOLE   111,810 0 0
Netflix Inc. Common 64110L106 158,571 512,826 SH   SOLE   490,121 0 22,705
News Corp CL A Common 65249B109 496 30,870 SH   SOLE   30,870 0 0
Nielsen Holdings N.V. Common N63218106 1,523 41,770 SH   SOLE   41,770 0 0
Nike Inc Common 654106103 8,342 114,842 SH   SOLE   101,688 0 13,154
Oaktree Cap Group LLC Class A Units Common 674001201 70,241 1,341,759 SH   SOLE   1,341,759 0 0
Occidental Petroleum Corp. Common 674599105 492,327 5,263,276 SH   SOLE   4,987,071 0 276,205
Oracle Corporation Common 68389X105 348,751 10,514,039 SH   SOLE   9,958,739 0 555,300
PACCAR Inc. Common 693718108 527,740 9,481,504 SH   SOLE   8,996,595 0 484,909
Philip Morris International Inc. Common 718172109 328,015 3,788,142 SH   SOLE   3,608,054 0 180,088
Post Properties Inc. Common 737464107 14,120 313,639 SH   SOLE   90,404 0 223,235
Potash Corp. Saskatchewan Inc. Foreign 73755L107 11,557 369,465 SH   SOLE   369,465 0 0
Praxair, Inc. Common 74005P104 273,760 2,277,346 SH   SOLE   2,184,306 0 93,040
Priceline.com Inc Common 741503403 392,523 388,271 SH   SOLE   371,015 0 17,256
Progressive Corp. Common 743315103 910,655 33,443,093 SH   SOLE   31,411,836 0 2,031,257
ProLogis Inc. Common 74340W103 5,025 133,573 SH   SOLE   40,038 0 93,535
Public Storage, Inc. Common 74460D109 5,035 31,360 SH   SOLE   31,160 0 200
Quanta Services, Inc. Common 74762E102 11,446 416,050 SH   SOLE   416,050 0 0
Rayonier, Inc. Common 754907103 12,445 223,636 SH   SOLE   73,194 0 150,442
Regency Centers Corporation Common 758849103 8,113 167,797 SH   SOLE   0 0 167,797
Republic Services, Inc. Common 760759100 791 23,720 SH   SOLE   23,720 0 0
Salesforce.com Inc Common 79466L302 6,069 116,912 SH   SOLE   103,703 0 13,209
SAP AG - ADR ADR 803054204 10,517 142,279 SH   SOLE   126,465 0 15,814
SBA Communications Corp-CL A Common 78388J106 6,530 81,153 SH   SOLE   80,706 0 447
Schlumberger Ltd. Common 806857108 271,023 3,067,261 SH   SOLE   2,922,217 0 145,044
Sigma-Aldrich Corp. Common 826552101 21,262 249,264 SH   SOLE   215,629 0 33,635
Simon Property Group Inc. Common 828806109 61,128 412,388 SH   SOLE   132,812 0 279,576
SINA CORP ADR G81477104 21,064 259,506 SH   SOLE   239,888 0 19,618
Sinovac Biotech Ltd. Foreign P8696W104 8,811 1,473,343 SH   SOLE   1,473,343 0 0
SL Green Realty Corp. Common 78440X101 3,359 37,815 SH   SOLE   37,607 0 208
Soufun Holdings Ltd CL A Adr ADR 836034108 8,676 168,000 SH   SOLE   168,000 0 0
Spectra Energy Corp. Common 847560109 402 11,750 SH   SOLE   11,750 0 0
Tanger Factory Outlet Centers, Inc. Common 875465106 14,752 451,832 SH   SOLE   136,092 0 315,740
Taubman Centers, Inc. Common 876664103 12,501 185,721 SH   SOLE   74,765 0 110,956
Tenaris S.A. - ADR ADR 88031M109 4,991 106,700 SH   SOLE   106,700 0 0
Texas Instruments, Inc. Common 882508104 609,215 15,120,761 SH   SOLE   14,389,367 0 731,394
Textron Inc. Common 883203101 123,134 4,459,743 SH   SOLE   4,266,468 0 193,275
The First Marblehead Corp. Common 320771108 1,566 1,910,194 SH   SOLE   1,910,194 0 0
The Sherwin Williams Co. Common 824348106 5,619 30,843 SH   SOLE   27,506 0 3,337
Tiffany & Co. Common 886547108 383 5,002 SH   SOLE   5,000 0 2
TJX Companies Inc Common 872540109 5,536 98,170 SH   SOLE   87,004 0 11,166
Toronto Dominion Bank Foreign 891160509 7,316 81,305 SH   SOLE   3,195 0 78,110
Transdigm Group Inc Common 893641100 11,464 82,650 SH   SOLE   78,383 0 4,267
Transocean Ltd. Common H8817H100 10,457 234,997 SH   SOLE   234,997 0 0
Twenty-First Century Fox Inc Common 90130A101 10,778 321,636 SH   SOLE   321,636 0 0
Tyson Foods Inc. Common 902494103 9,615 340,000 SH   SOLE   340,000 0 0
Unilever NV - NY Shares ADR 904784709 10,060 266,693 SH   SOLE   233,260 0 33,433
United Parcel Service, Inc., Class B Common 911312106 213 2,326 SH   SOLE   0 0 2,326
United Rental 4% Convertible Bond Bond 911363AL3 15,286 2,922,000 PRN   SOLE   2,922,000 0 0
United States Steel Corporation Common 912909108 2,029 98,530 SH   SOLE   98,530 0 0
UnitedHealth Group Inc. Common 91324P102 1,065,574 14,880,244 SH   SOLE   14,159,938 0 720,306
Universal Health Services, Inc. Common 913903100 12,546 167,300 SH   SOLE   167,300 0 0
US Bancorp. Common 902973304 16,170 442,055 SH   SOLE   345,337 0 96,718
US Steel Corp. Conv. Bond 2.75% 4/1/19 Bond 912909AH1 15,496 14,000,000 PRN   SOLE   14,000,000 0 0
Valeant Pharmaceuticals International, Common 91911K102 12,055 115,544 SH   SOLE   115,544 0 0
Ventas, Inc. Common 92276F100 28,251 459,362 SH   SOLE   140,518 0 318,844
Vipshop Holdings Ltd.-ADS ADR 92763W103 52,520 924,655 SH   SOLE   847,961 0 76,694
Visa Inc. Class A Shares Common 92826C839 438,941 2,296,920 SH   SOLE   2,125,756 0 171,164
Vornado Realty Trust Common 929042109 37,618 447,516 SH   SOLE   139,425 0 308,091
W.R. Berkley Corp. Common 084423102 218 5,080 SH   SOLE   5,080 0 0
Wal-Mart Stores, Inc. Common 931142103 11,956 161,653 SH   SOLE   140,764 0 20,889
Waste Connections Inc. Common 941053100 12,020 264,690 SH   SOLE   264,690 0 0
WellPoint Inc. Common 94973V107 659 7,880 SH   SOLE   7,880 0 0
Wells Fargo & Co. Common 949746101 2,435,073 58,932,056 SH   SOLE   55,664,049 0 3,268,007
Wells Fargo & Co. Warrants Warrant 949746119 5,765 410,560 SH   SOLE   410,560 0 0
Wesco Aircraft Holdings, Inc Common 950814103 97,325 4,650,008 SH   SOLE   4,474,964 0 175,044
Whole Foods Market Inc. Common 966837106 8,763 149,794 SH   SOLE   149,794 0 0
Youku Tudou Inc. - ADR ADR 98742U100 23,697 864,862 SH   SOLE   795,953 0 68,909