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 1COLUMN 2COLUMN 3COLUMN 4COLUMN 5COLUMN 6COLUMN 7COLUMN 8
VALUESHRS ORSH/PUT/INVESTMENTOTHERVOTING AUTHORITY
NAME OF ISSUERTITLE OF CLASSCUSIP(x$1000)PRN AMTPRNCALLDISCRETIONMANAGERSOLESHAREDNONE
3M CoCommon Stock88579Y1011,55310,310SH SOLE 10,31000
Abbott LaboratoriesCommon Stock0028241001,10424,580SH SOLE 24,58000
Abbvie Inc.Common Stock00287Y1091,61627,280SH SOLE 27,28000
Accenture LtdCommon StockG1151C1011,07010,235SH SOLE 10,23500
Allergan PLCCommon StockG0177J1082,0026,405SH SOLE 6,40500
Allete IncCommon Stock0185223002,39947,190SH SOLE 47,19000
Alliant Energy CorpCommon Stock01880210893,6751,500,000SH SOLE 1,500,00000
Allstate CorpCommon Stock0200021014096,585SH SOLE 6,58500
Alphabet IncCommon Stock02079K1073,5994,743SH SOLE 4,74300
Alphabet IncCommon Stock02079K3053,6574,700SH SOLE 4,70000
Altria Group IncCommon Stock02209S1031,88132,315SH SOLE 32,31500
Amazon.Com IncCommon Stock0231351064,2926,350SH SOLE 6,35000
Ameren CorpCommon Stock02360810277,8141,800,000SH SOLE 1,800,00000
American Campus CommunitiesREIT02483510037,435905,535SH SOLE 843,820061,715
American Electric PowerCommon Stock02553710155,070945,075SH SOLE 945,07500
American Express CoCommon Stock02581610997414,010SH SOLE 14,01000
American Homes 4 RentREIT02665T30635,9602,158,450SH SOLE 1,917,3000241,150
American International GroupCommon Stock0268747841,32621,390SH SOLE 21,39000
American Tower REIT IncREIT03027X1006,12263,145SH SOLE 63,14500
American Water Works CoCommon Stock03042010363,8921,069,315SH SOLE 1,069,31500
Amerigas Partners LPMaster Ltd Part03097510610,624310,000SH SOLE 310,00000
Amgen IncCommon Stock0311621002,01712,425SH SOLE 12,42500
Anadarko Petroleum CorpCommon Stock0325111074038,290SH SOLE 8,29000
Antero Midstream Prtnrs LPMaster Ltd Part03673L1038,042352,400SH SOLE 352,40000
Apple Computer IncCommon Stock0378331008,42280,015SH SOLE 80,01500
AT & T Inc.Common Stock00206R10272,2012,098,254SH SOLE 2,098,25400
Atmos Energy CorpCommon Stock04956010534,533547,795SH SOLE 547,79500
Avalonbay Communities IncREIT053484101104,618568,176SH SOLE 505,226062,950
Bank of America CorpCommon Stock0605051042,899172,275SH SOLE 172,27500
Bank of New York Mellon CorpCommon Stock06405810044610,820SH SOLE 10,82000
BCE IncForeign Common05534B76057,3411,484,747SH SOLE 1,484,74700
Berkshire HathawayCommon Stock0846707021,70012,875SH SOLE 12,87500
Biogen IncCommon Stock09062X1031,1583,780SH SOLE 3,78000
Black Hills CorpCommon Stock09211310946,4301,000,000SH SOLE 1,000,00000
Blackrock IncCommon Stock09247X1016451,895SH SOLE 1,89500
Boeing CoCommon Stock0970231051,51710,495SH SOLE 10,49500
Boston Properties IncREIT10112110173,747578,227SH SOLE 504,787073,440
Bristol-Myers Squibb CoCommon Stock1101221081,89027,470SH SOLE 27,47000
Brixmor Property Group IncREIT11120U10548,0621,861,437SH SOLE 1,656,1570205,280
Camden Property TrustREIT13313110242,252550,448SH SOLE 483,956066,492
Capital One Financial CoCommon Stock14040H1056438,915SH SOLE 8,91500
Caterpillar IncCommon Stock1491231016789,975SH SOLE 9,97500
Celgene CorpCommon Stock1510201041,55913,020SH SOLE 13,02000
Centerpoint Energy IncCommon Stock15189T10756,3893,071,300SH SOLE 3,071,30000
CenturyLink IncCommon Stock15670010620,128800,000SH SOLE 800,00000
Chevron CorpCommon Stock1667641002,79031,015SH SOLE 31,01500
Cisco Systems IncCommon Stock17275R1022,27383,700SH SOLE 83,70000
Citigroup IncCommon Stock1729674242,56649,589SH SOLE 49,58900
CMS Energy CorpCommon Stock12589610093,2232,583,795SH SOLE 2,583,79500
Coca-Cola CoCommon Stock1912161002,77064,490SH SOLE 64,49000
Colgate-Palmolive CoCommon Stock19416210398714,820SH SOLE 14,82000
Columbia Pipeline Group IncCommon Stock19828010952,1952,609,755SH SOLE 2,609,75500
Columbia Pipeline Prtn LPMaster Ltd Part19828110710,838620,000SH SOLE 620,00000
Comcast CorpCommon Stock20030N1012,38242,220SH SOLE 42,22000
Communications Sales & LeasingREIT20341J10435,8741,919,440SH SOLE 1,919,44000
ConocophillipsCommon Stock20825C10494920,325SH SOLE 20,32500
Costco Wholesale CorpCommon Stock22160K1051,1677,225SH SOLE 7,22500
Cousins Properties IncREIT22279510635,1853,731,150SH SOLE 3,390,7500340,400
Crestwood Equity PartnersMaster Ltd Part2263442085,959286,783SH SOLE 286,78300
Crown Castle Intl CorpREIT22822V10161,366709,845SH SOLE 709,84500
CubeSmartREIT22966310926,468864,400SH SOLE 753,8000110,600
CVS Health CorpCommon Stock1266501001,79418,345SH SOLE 18,34500
DCP Midstream PartnersMaster Ltd Part23311P10023,318945,184SH SOLE 945,18400
DCT IndustrialREIT23315320486,6592,318,955SH SOLE 2,091,0040227,951
DDR CorpREIT23317H10226215,579SH SOLE 15,57900
Devon Energy CorporationCommon Stock25179M1032016,290SH SOLE 6,29000
Digital Realty Trust IncREIT25386810314,156187,200SH SOLE 167,925019,275
Dominion Midstrm Prtnrs LPMaster Ltd Part25745410811,093361,800SH SOLE 361,80000
Dominion Resources IncCommon Stock25746U10978,9971,167,903SH SOLE 1,167,90300
Douglas Emmett IncREIT25960P10955,9801,795,371SH SOLE 1,595,8760199,495
DOW Chemical CoCommon Stock26054310398319,090SH SOLE 19,09000
DTE Energy CoCommon Stock233331107129,3891,613,535SH SOLE 1,613,53500
DU Pont [E I] De NemoursCommon Stock26353410999314,910SH SOLE 14,91000
Duke Realty CorpREIT26441150537,1681,768,235SH SOLE 1,524,7600243,475
Edison InternationalCommon Stock2810201072,57743,525SH SOLE 43,52500
EMC CorpCommon Stock26864810281531,725SH SOLE 31,72500
Emerge Energy Services LPMaster Ltd Part29102H10811625,000SH SOLE 25,00000
Emerson Electric CoCommon Stock29101110452110,900SH SOLE 10,90000
Enbridge Energy PartnersMaster Ltd Part29250R10653,5882,322,861SH SOLE 2,322,86100
Enbridge IncForeign Common29250N10561,0021,837,971SH SOLE 1,837,97100
Energy Transfer Equity LPMaster Ltd Part29273V10014,2971,040,532SH SOLE 1,040,53200
Energy Transfer PartnersMaster Ltd Part29273R10953,4521,584,692SH SOLE 1,584,69200
Enlink Midstream Partners LPMaster Ltd Part29336U10729,7841,796,399SH SOLE 1,796,39900
Enterprise Prods PrtnrsMaster Ltd Part29379210743,9921,719,800SH SOLE 1,719,80000
Enviva Partners LPMaster Ltd Part29414J1071,45280,000SH SOLE 80,00000
EQT Gp Holdings LPMaster Ltd Part26885J1035,584269,000SH SOLE 269,00000
EQT Midstream Partners LPMaster Ltd Part26885B10018,940251,000SH SOLE 251,00000
Equity Lifestyle PropertiesREIT29472R10827,899418,459SH SOLE 379,804038,655
Equity ResidentialREIT29476L107127,0681,557,393SH SOLE 1,363,8550193,538
Essex Property TrustREIT297178105123,723516,782SH SOLE 458,227058,555
EV Energy Partners LPMaster Ltd Part26926V107388138,110SH SOLE 138,11000
Eversource EnergyCommon Stock30040W10894,7261,854,825SH SOLE 1,854,82500
Extra Space Storage IncREIT30225T10255,087624,498SH SOLE 544,895079,603
Exxon Mobil CorpCommon Stock30231G1025,35668,705SH SOLE 68,70500
Facebook IncCommon Stock30303M1023,90037,265SH SOLE 37,26500
Federal Realty Invs TrustREIT31374720678,226535,425SH SOLE 476,050059,375
Fedex CorpCommon Stock31428X1066524,375SH SOLE 4,37500
Ford Motor CoCommon Stock34537086090564,230SH SOLE 64,23000
Frontier Communications CorpCommon Stock35906A10835,8317,672,491SH SOLE 7,672,49100
Gaslog Partners LPMaster Ltd PartY2687W10815,6111,097,830SH SOLE 1,097,83000
General Dynamics CorpCommon Stock3695501086905,020SH SOLE 5,02000
General Electric CoCommon Stock3696041035,038161,718SH SOLE 161,71800
General Growth Pptys IncREIT37002310380,1852,946,896SH SOLE 2,632,7460314,150
General Motors CoCommon Stock37045V10080723,740SH SOLE 23,74000
Genesis Energy LPMaster Ltd Part37192710429,374799,500SH SOLE 799,50000
Gilead Sciences IncCommon Stock3755581032,45324,245SH SOLE 24,24500
Goldman Sachs Group IncCommon Stock38141G1041,2086,705SH SOLE 6,70500
Great Plains Energy IncCommon Stock39116410068,2752,500,000SH SOLE 2,500,00000
Halliburton CoCommon Stock40621610147613,980SH SOLE 13,98000
HCP IncREIT40414L10967917,753SH SOLE 17,75300
Highwoods Properties IncREIT43128410850,9061,167,572SH SOLE 1,051,3960116,176
Home Depot IncCommon Stock4370761022,80021,175SH SOLE 21,17500
Honeywell International IncCommon Stock4385161061,33612,900SH SOLE 12,90000
Host Hotels & Resorts IncREIT44107P10462,2724,059,475SH SOLE 3,647,8820411,593
Intel CorpCommon Stock4581401002,69878,330SH SOLE 78,33000
Intl Business Machines CorpCommon Stock4592001012,05514,935SH SOLE 14,93500
iSharesCommon Stock46428715018,853203,030SH SOLE 203,03000
iSharesExchange Traded4642876066,79642,220SH SOLE 42,22000
iSharesExchange Traded46428763011,974130,140SH SOLE 130,14000
iSharesExchange Traded4642876486,43046,120SH SOLE 46,12000
iSharesExchange Traded46428770512,815109,340SH SOLE 109,34000
iSharesExchange Traded46428864633,008315,560SH SOLE 315,56000
J P Morgan Chase & CoCommon Stock46625H1004,02560,950SH SOLE 60,95000
Johnson & JohnsonCommon Stock4781601044,68745,630SH SOLE 45,63000
Kilroy Realty CorpREIT49427F10883,1201,313,533SH SOLE 1,182,8100130,723
Kinder Morgan IncCommon Stock49456B10155,7513,736,691SH SOLE 3,736,69100
Knot Offshore Prtnrs LPMaster Ltd PartY481251018,431625,000SH SOLE 625,00000
Laclede Group Inc/TheCommon Stock50559710432,192541,870SH SOLE 541,87000
Lasalle Hotel PropertiesREIT51794210840,7081,617,946SH SOLE 1,453,8420164,104
Liberty Property TrustREIT53117210453,6881,729,088SH SOLE 1,547,5580181,530
Lilly [Eli] & CoCommon Stock5324571081,35616,095SH SOLE 16,09500
Lockheed Martin CorpCommon Stock5398301099374,315SH SOLE 4,31500
Lowe's Companies IncCommon Stock5486611071,16115,270SH SOLE 15,27000
Macerich CoREIT5543821016,13876,071SH SOLE 69,84106,230
Magellan Midstream Partn LPMaster Ltd Part55908010627,242401,090SH SOLE 401,09000
MasterCard IncCommon Stock57636Q1041,59916,420SH SOLE 16,42000
McDonald's CorpCommon Stock5801351011,83215,510SH SOLE 15,51000
Medtronic PLCCommon StockG5960L1031,79523,330SH SOLE 23,33000
Memorial Production Prtrs LPMaster Ltd Part5860481001,624615,000SH SOLE 615,00000
Merck & Co Inc.Common Stock58933Y1052,45246,423SH SOLE 46,42300
Metlife IncCommon Stock59156R10888718,390SH SOLE 18,39000
Microsoft CorpCommon Stock5949181047,314131,840SH SOLE 131,84000
Mondelez International IncCommon Stock6092071051,19126,566SH SOLE 26,56600
Monsanto CoCommon Stock61166W1017407,510SH SOLE 7,51000
Morgan StanleyCommon Stock61744644879524,995SH SOLE 24,99500
MPLX LPMaster Ltd Part55336V10046,7371,188,330SH SOLE 1,188,33000
NextEra Energy IncCommon Stock65339F101111,9281,077,375SH SOLE 1,077,37500
NGL Energy Partners LpMaster Ltd Part62913M1072,760250,000SH SOLE 250,00000
Nike IncCommon Stock6541061031,39122,260SH SOLE 22,26000
Nippon Telegraph & TelephoneADRs6546241053,06677,145SH SOLE 77,14500
Nisource IncCommon Stock65473P10539,0742,002,775SH SOLE 2,002,77500
Norfolk Southern CorpCommon Stock6558441084265,040SH SOLE 5,04000
Northern Tier Energy LPMaster Ltd Part66582610310,874420,476SH SOLE 420,47600
Northwest Natural Gas CoCommon Stock66765510440,488800,000SH SOLE 800,00000
Nustar Energy LPMaster Ltd Part67058H10235,918895,716SH SOLE 895,71600
Occidental Petroleum CorpCommon Stock67459910584912,555SH SOLE 12,55500
OGE Energy CorpCommon Stock67083710360,4672,300,000SH SOLE 2,300,00000
ONE Gas IncCommon Stock68235P1081,50229,940SH SOLE 29,94000
Oneok PartnersMaster Ltd Part68268N1035,251174,291SH SOLE 174,29100
Oracle CorpCommon Stock68389X1051,95853,590SH SOLE 53,59000
Paramount Group IncREIT69924R10848,0922,657,009SH SOLE 2,429,4170227,592
PayPal Holdings IncCommon Stock70450Y10366318,310SH SOLE 18,31000
Pebblebrook Hotel TrustREIT70509V10045,7461,632,621SH SOLE 1,459,5130173,108
Pepsico IncCommon Stock7134481082,41624,175SH SOLE 24,17500
Pfizer IncCommon Stock7170811033,281101,633SH SOLE 101,63300
Philip Morris InternationalCommon Stock7181721092,24625,545SH SOLE 25,54500
Phillips Petroleum CoMaster Ltd Part7185492075,21985,000SH SOLE 85,00000
Piedmont Natural Gas CoCommon Stock72018610557,0201,000,000SH SOLE 1,000,00000
Plains All Amer Pipelne LPMaster Ltd Part72650310522,952993,610SH SOLE 993,61000
Plains GP Holdings LPMaster Ltd Part72651A1085,086538,155SH SOLE 538,15500
Portland General Electric CoCommon Stock73650884775,6682,080,505SH SOLE 2,080,50500
PPL CorpCommon Stock69351T10659,8981,755,000SH SOLE 1,755,00000
Priceline.Com IncCommon Stock7415034031,071840SH SOLE 84000
Procter & Gamble CoCommon Stock7427181093,55044,710SH SOLE 44,71000
Prologis IncREIT74340W10387,0102,027,259SH SOLE 1,769,6840257,575
Public Service Entrp Grp IncCommon Stock74457310672,5991,876,425SH SOLE 1,876,42500
Public StorageREIT74460D109100,531405,856SH SOLE 350,297055,559
Qualcomm IncCommon Stock7475251031,29525,900SH SOLE 25,90000
Questar CorpCommon Stock74835610237,0121,900,000SH SOLE 1,900,00000
Raytheon CoCommon Stock7551115076305,060SH SOLE 5,06000
Regency Centers CorpREIT75884910359,700876,400SH SOLE 782,000094,400
RLJ Lodging TrustREIT74965L10143,3852,005,800SH SOLE 1,824,4000181,400
Schlumberger LtdCommon Stock8068571081,45020,795SH SOLE 20,79500
Seadrill Partners LLCMaster Ltd PartY7545W1092,940805,584SH SOLE 805,58400
Sempra EnergyCommon Stock81685110990,197959,445SH SOLE 959,44500
Shell Midstream PrtnrsMaster Ltd Part8226341019,675233,025SH SOLE 233,02500
Simon Property Group IncREIT828806109194,083998,162SH SOLE 864,2190133,943
SL Green Realty CorpREIT78440X10124,430216,230SH SOLE 188,581027,649
Southern CoCommon Stock842587107113,7582,431,240SH SOLE 2,431,24000
Spectra Energy CorpCommon Stock84756010949,9002,084,380SH SOLE 2,084,38000
Starbucks CorpCommon Stock8552441091,46824,450SH SOLE 24,45000
Suncoke Energy Partners LPMaster Ltd Part86722Y1011,481198,785SH SOLE 198,78500
Sunoco Logistics Partners LPMaster Ltd Part86764L10818,818732,200SH SOLE 732,20000
Sunoco LpMaster Ltd Part86765K1095,942150,000SH SOLE 150,00000
Tallgrass Energy Gp LPMaster Ltd Part8746961076,196388,000SH SOLE 388,00000
Tallgrass Energy Prt LPMaster Ltd Part87469710524,520595,000SH SOLE 595,00000
Tanger Factory Outlet CentersREIT87546510665,0431,989,094SH SOLE 1,801,8240187,270
Targa Resources CorpCommon Stock87612G1013,333123,160SH SOLE 123,16000
Targa Resources PartnersMaster Ltd Part87611X10523,0601,395,038SH SOLE 1,395,03800
Target CorpCommon Stock87612E10675310,365SH SOLE 10,36500
TC Pipelines LPMaster Ltd Part87233Q10813,861278,834SH SOLE 278,83400
Teekay LNG PartnersMaster Ltd PartY8564M1058,119617,428SH SOLE 617,42800
Teekay Offshore PartnersMaster Ltd PartY8565J1012,494384,919SH SOLE 384,91900
Tesoro Logistics LPMaster Ltd Part88160T10730,008596,351SH SOLE 596,35100
Texas Instruments IncCommon Stock88250810493116,985SH SOLE 16,98500
Time Warner IncCommon Stock88731730387313,496SH SOLE 13,49600
Transcanada CorpForeign Common89353D10737,8581,161,648SH SOLE 1,161,64800
Twenty-First Century Fox IncCommon Stock90130A10161822,740SH SOLE 22,74000
U S BancorpCommon Stock9029733041,15327,022SH SOLE 27,02200
Union Pacific CorpCommon Stock9078181081,12014,320SH SOLE 14,32000
United Parcel ServiceCommon Stock9113121061,10511,485SH SOLE 11,48500
United Technologies CorpCommon Stock9130171091,31313,670SH SOLE 13,67000
UnitedHealth Group IncCommon Stock91324P1021,84915,715SH SOLE 15,71500
Valero Energy Prtnrs LPMaster Ltd Part91914J10215,929308,640SH SOLE 308,64000
VanguardExchange Traded92204277520,184464,965SH SOLE 464,96500
VanguardExchange Traded9220428584,451136,060SH SOLE 136,06000
Vanguard FTSE Developed MarketExchange Traded92194385819,373527,590SH SOLE 527,59000
Vectren CorpCommon Stock92240G10166,1351,559,045SH SOLE 1,559,04500
Ventas IncREIT92276F10050,867901,426SH SOLE 806,092095,334
Verizon Communications IncCommon Stock92343V10484,9181,837,247SH SOLE 1,837,24700
Visa IncCommon Stock92826C8392,49632,190SH SOLE 32,19000
Vodafone Group PLCADRs92857W30830,818955,308SH SOLE 955,30800
Wal-Mart StoresCommon Stock9311421031,59426,010SH SOLE 26,01000
Walgreens Boots Alliance IncCommon Stock9314271081,22414,375SH SOLE 14,37500
Walt Disney CoCommon Stock2546871062,67825,490SH SOLE 25,49000
WEC Energy Group IncCommon Stock92939U10692,8981,810,530SH SOLE 1,810,53000
Wells Fargo & CoCommon Stock9497461012,44044,894SH SOLE 44,89400
Welltower IncREIT95040Q1044,32363,541SH SOLE 61,63801,903
Westar Energy IncCommon Stock95709T100120,0202,830,000SH SOLE 2,830,00000
Western Gas Partners LPMaster Ltd Part95825410421,740457,400SH SOLE 457,40000
Westlake Chemical PartnersMaster Ltd Part9604171038,128366,460SH SOLE 366,46000
WGL Holdings IncCommon Stock92924F10662,9901,000,000SH SOLE 1,000,00000
Williams Cos IncCommon Stock9694571005,904229,714SH SOLE 229,71400
Williams Partners LPMaster Ltd Part96949L10545,3891,629,784SH SOLE 1,629,78400
Windstream Holdings IncCommon Stock97382A20018,2572,834,866SH SOLE 2,834,86600
XCEL Energy IncCommon Stock98389B10071,8202,000,000SH SOLE 2,000,00000