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
Estimated average burden
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
ABBOTT LABS COM COM 002824100 68,643 1,623,152 SH   SOLE   1,557,711 0 65,441
ABBVIE INC COM COM 00287Y109 114,139 1,809,722 SH   SOLE   1,736,913 0 72,809
AES CORP COM COM 00130H105 6,820 530,726 SH   SOLE   438,327 0 92,399
ALASKA AIR GROUP INC COM COM 011659109 2,165 32,879 SH   SOLE   963 0 31,916
ALLERGAN PLC SHS COM G0177J108 1,340 5,819 SH   SOLE   126 0 5,693
ALLIANT ENERGY CORP COM COM 018802108 1,577 41,163 SH   SOLE   33,318 0 7,845
AMERICAN TOWER CORP NEW COM COM 03027X100 3,212 28,342 SH   SOLE   23,438 0 4,904
ANADARKO PETE CORP COM COM 032511107 8,720 137,631 SH   SOLE   126,946 0 10,685
APACHE CORP COM COM 037411105 4,866 76,191 SH   SOLE   70,398 0 5,793
APPLIED MATLS INC COM COM 038222105 4,112 136,372 SH   SOLE   3,754 0 132,618
AQUA AMERICA INC COM COM 03836W103 4,301 141,093 SH   SOLE   126,278 0 14,815
ARES CAP CORP COM COM 04010L103 5,322 343,373 SH   SOLE   343,373 0 0
ARRIS INTL INC SHS COM G0551A103 2,258 79,703 SH   SOLE   69,721 0 9,982
AT&T INC COM COM 00206R102 105,560 2,599,349 SH   SOLE   2,491,322 0 108,027
ATMOS ENERGY CORP COM COM 049560105 1,240 16,654 SH   SOLE   13,381 0 3,273
AVANGRID INC COM COM 05351W103 7,288 174,435 SH   SOLE   145,631 0 28,804
BANK MONTREAL QUE COM COM 063671101 51,720 788,773 SH   SOLE   759,826 0 28,947
BLACK HILLS CORP COM COM 092113109 5,860 95,716 SH   SOLE   85,501 0 10,215
BLACKSTONE GROUP L P COM UNIT COM 09253U108 5,790 226,797 SH   SOLE   226,797 0 0
BRINKER INTL INC COM COM 109641100 2,407 47,733 SH   SOLE   4,108 0 43,625
CABOT OIL & GAS CORP COM COM 127097103 10,025 388,569 SH   SOLE   358,838 0 29,731
CALIFORNIA WTR SVC GROUP COM COM 130788102 1,562 48,689 SH   SOLE   39,072 0 9,617
CALLON PETE CO DEL COM COM 13123X102 5,631 358,685 SH   SOLE   330,024 0 28,661
CALPINE CORP COM NEW COM 131347304 9,440 746,837 SH   SOLE   676,452 0 70,385
CAMDEN PPTY TR SH BEN INT COM 133131102 5,979 71,397 SH   SOLE   71,397 0 0
CENTERPOINT ENERGY INC COM COM 15189T107 4,453 191,695 SH   SOLE   174,489 0 17,206
CHESAPEAKE UTILS CORP COM COM 165303108 3,364 55,086 SH   SOLE   50,938 0 4,148
CISCO SYS INC COM COM 17275R102 125,688 3,962,414 SH   SOLE   3,797,032 0 165,382
CME GROUP INC COM COM 12572Q105 63,527 607,799 SH   SOLE   583,033 0 24,766
COACH INC COM COM 189754104 79,893 2,185,249 SH   SOLE   2,095,988 0 89,261
CONCHO RES INC COM COM 20605P101 12,570 91,518 SH   SOLE   84,367 0 7,151
CONTINENTAL RESOURCES INC COM COM 212015101 1,419 27,313 SH   SOLE   25,036 0 2,277
CORE LABORATORIES N V COM COM N22717107 4,504 40,094 SH   SOLE   37,047 0 3,047
CORNING INC COM COM 219350105 3,496 147,832 SH   SOLE   126,505 0 21,327
CORRECTIONS CORP AMER NEW COM COM 22025Y407 4,638 334,374 SH   SOLE   334,374 0 0
COVANTA HLDG CORP COM COM 22282E102 21,811 1,417,219 SH   SOLE   1,363,241 0 53,978
CROWN CASTLE INTL CORP NEW COM COM 22822V101 1,629 17,287 SH   SOLE   16,781 0 506
DEVON ENERGY CORP NEW COM COM 25179M103 659 14,931 SH   SOLE   13,685 0 1,246
DIGITAL RLTY TR INC COM COM 253868103 90,046 927,159 SH   SOLE   889,937 0 37,222
DISH NETWORK CORP CL A COM 25470M109 2,653 48,434 SH   SOLE   42,486 0 5,948
DOMINION RES INC VA NEW COM COM 25746U109 11,008 148,220 SH   SOLE   124,690 0 23,530
DOMTAR CORP COM NEW COM 257559203 64,236 1,730,040 SH   SOLE   1,659,618 0 70,422
DOW CHEM CO COM COM 260543103 5,403 104,237 SH   SOLE   96,312 0 7,925
DUPONT FABROS TECHNOLOGY INC C COM 26613Q106 6,512 157,860 SH   SOLE   155,429 0 2,431
EATON CORP PLC SHS COM G29183103 57,338 872,590 SH   SOLE   837,175 0 35,415
EDISON INTL COM COM 281020107 1,806 24,997 SH   SOLE   20,036 0 4,961
ENERGEN CORP COM COM 29265N108 973 16,865 SH   SOLE   15,461 0 1,404
ENLINK MIDSTREAM LLC COM UNIT COM 29336T100 541 32,297 SH   SOLE   23,137 0 9,160
EOG RES INC COM COM 26875P101 1,162 12,019 SH   SOLE   11,016 0 1,003
EQT CORP COM COM 26884L109 12,315 169,583 SH   SOLE   155,252 0 14,331
EVERSOURCE ENERGY COM COM 30040W108 5,846 107,893 SH   SOLE   89,682 0 18,211
FEDEX CORP COM COM 31428X106 3,352 19,190 SH   SOLE   18,624 0 566
FIRSTENERGY CORP COM COM 337932107 1,694 51,204 SH   SOLE   41,108 0 10,096
FLOWSERVE CORP COM COM 34354P105 8,636 179,015 SH   SOLE   165,147 0 13,868
FLUOR CORP NEW COM COM 343412102 4,329 84,345 SH   SOLE   82,485 0 1,860
FOUR CORNERS PPTY TR INC COM COM 35086T109 5,723 268,307 SH   SOLE   262,650 0 5,657
GAMESTOP CORP NEW CL A COM 36467W109 8,417 305,080 SH   SOLE   221,395 0 83,685
GAP INC DEL COM COM 364760108 957 43,053 SH   SOLE   37,682 0 5,371
GENERAL ELECTRIC CO COM COM 369604103 102,486 3,460,030 SH   SOLE   3,310,168 0 149,862
GENERAL MTRS CO COM COM 37045V100 3,812 120,000 SH   SOLE   116,574 0 3,426
GEO GROUP INC NEW COM COM 36162J106 7,718 324,576 SH   SOLE   321,231 0 3,345
GILEAD SCIENCES INC COM COM 375558103 2,027 25,619 SH   SOLE   1,827 0 23,792
GNC HLDGS INC COM CL A COM 36191G107 2,022 99,035 SH   SOLE   7,594 0 91,441
GOLUB CAP BDC INC COM COM 38173M102 2,448 131,803 SH   SOLE   131,803 0 0
GREAT PLAINS ENERGY INC COM COM 391164100 1,807 66,207 SH   SOLE   53,146 0 13,061
GULFPORT ENERGY CORP COM NEW COM 402635304 504 17,848 SH   SOLE   16,355 0 1,493
HERCULES CAPITAL INC COM COM 427096508 4,184 308,552 SH   SOLE   308,552 0 0
HOSPITALITY PPTYS TR COM SH BE COM 44106M102 34,457 1,159,384 SH   SOLE   1,142,653 0 16,731
IDACORP INC COM COM 451107106 1,926 24,598 SH   SOLE   19,688 0 4,910
INFRAREIT INC COM COM 45685L100 3,810 210,060 SH   SOLE   173,824 0 36,236
INTERNATIONAL BUSINESS MACHS C COM 459200101 63,689 400,936 SH   SOLE   384,803 0 16,133
ITC HLDGS CORP COM COM 465685105 6,819 146,712 SH   SOLE   123,230 0 23,482
JOHNSON & JOHNSON COM COM 478160104 114,601 970,124 SH   SOLE   929,679 0 40,445
JOHNSON CTLS INTL PLC SHS COM G51502105 85,895 1,846,018 SH   SOLE   1,772,193 0 73,825
KINDER MORGAN INC DEL COM COM 49456B101 11,392 492,534 SH   SOLE   437,308 0 55,226
L BRANDS INC COM COM 501797104 62,236 879,410 SH   SOLE   847,585 0 31,825
LAMAR ADVERTISING CO NEW CL A COM 512816109 68,592 1,050,246 SH   SOLE   1,008,517 0 41,729
LASALLE HOTEL PPTYS COM SH BEN COM 517942108 5,884 246,491 SH   SOLE   242,387 0 4,104
MACQUARIE INFRASTRUCTURE CORP COM 55608B105 12,494 150,096 SH   SOLE   141,059 0 9,037
MAGNA INTL INC COM COM 559222401 3,113 72,471 SH   SOLE   5,221 0 67,250
MAIN STREET CAPITAL CORP COM COM 56035L104 4,519 131,648 SH   SOLE   131,648 0 0
MANPOWERGROUP INC COM COM 56418H100 2,816 38,964 SH   SOLE   3,117 0 35,847
MARATHON PETE CORP COM COM 56585A102 6,877 169,433 SH   SOLE   152,863 0 16,570
MDU RES GROUP INC COM COM 552690109 5,368 211,016 SH   SOLE   175,901 0 35,115
MERCK & CO INC COM COM 58933Y105 111,587 1,787,960 SH   SOLE   1,718,799 0 69,161
MICROCHIP TECHNOLOGY INC COM COM 595017104 87,769 1,412,446 SH   SOLE   1,361,978 0 50,468
MOTOROLA SOLUTIONS INC COM NEW COM 620076307 2,939 38,528 SH   SOLE   3,007 0 35,521
MRC GLOBAL INC COM COM 55345K103 7,657 466,047 SH   SOLE   429,892 0 36,155
MURPHY USA INC COM COM 626755102 4,256 59,637 SH   SOLE   55,093 0 4,544
NATIONAL FUEL GAS CO N J COM COM 636180101 8,358 154,585 SH   SOLE   136,635 0 17,950
NEWFIELD EXPL CO COM COM 651290108 852 19,612 SH   SOLE   17,971 0 1,641
NEXTERA ENERGY INC COM COM 65339F101 5,939 48,552 SH   SOLE   43,354 0 5,198
NISOURCE INC COM COM 65473P105 1,643 68,164 SH   SOLE   49,946 0 18,218
NORTHWESTERN CORP COM NEW COM 668074305 1,536 26,707 SH   SOLE   21,447 0 5,260
OCCIDENTAL PETE CORP DEL COM COM 674599105 9,498 130,255 SH   SOLE   120,144 0 10,111
OGE ENERGY CORP COM COM 670837103 11,254 355,928 SH   SOLE   309,013 0 46,915
OMEGA HEALTHCARE INVS INC COM COM 681936100 36,628 1,033,219 SH   SOLE   997,775 0 35,444
ONE GAS INC COM COM 68235P108 1,490 24,095 SH   SOLE   19,331 0 4,764
ONEOK INC NEW COM COM 682680103 67,660 1,316,593 SH   SOLE   1,301,225 0 15,368
ORMAT TECHNOLOGIES INC COM COM 686688102 1,176 24,294 SH   SOLE   23,596 0 698
OTTER TAIL CORP COM COM 689648103 1,863 53,860 SH   SOLE   43,229 0 10,631
PACWEST BANCORP DEL COM COM 695263103 42,503 990,519 SH   SOLE   955,076 0 35,443
PATTERN ENERGY GROUP INC CL A COM 70338P100 10,499 466,817 SH   SOLE   441,284 0 25,533
PDC ENERGY INC COM COM 69327R101 673 10,043 SH   SOLE   9,204 0 839
PFIZER INC COM COM 717081103 99,742 2,944,843 SH   SOLE   2,825,468 0 119,375
PIONEER NAT RES CO COM COM 723787107 5,426 29,225 SH   SOLE   26,956 0 2,269
PLAINS GP HLDGS L P SHS A REP COM 72651A108 54,466 4,209,127 SH   SOLE   4,142,226 0 66,901
PNM RES INC COM COM 69349H107 2,417 73,872 SH   SOLE   59,271 0 14,601
PORTLAND GEN ELEC CO COM NEW COM 736508847 1,569 36,833 SH   SOLE   29,556 0 7,277
PPL CORP COM COM 69351T106 1,641 47,469 SH   SOLE   38,087 0 9,382
PROCTER AND GAMBLE CO COM COM 742718109 116,782 1,301,196 SH   SOLE   1,247,467 0 53,729
QEP RES INC COM COM 74733V100 753 38,554 SH   SOLE   35,533 0 3,021
QUALCOMM INC COM COM 747525103 137,817 2,011,925 SH   SOLE   1,925,881 0 86,044
RANGE RES CORP COM COM 75281A109 7,779 200,756 SH   SOLE   185,305 0 15,451
REGAL ENTMT GROUP CL A COM 758766109 5,678 261,061 SH   SOLE   255,887 0 5,174
SCHLUMBERGER LTD COM COM 806857108 5,414 68,845 SH   SOLE   63,616 0 5,229
SEMGROUP CORP CL A COM 81663A105 418 11,811 SH   SOLE   8,461 0 3,350
SEMPRA ENERGY COM COM 816851109 8,466 78,979 SH   SOLE   71,023 0 7,956
SM ENERGY CO COM COM 78454L100 539 13,969 SH   SOLE   12,801 0 1,168
SOUTHWESTERN ENERGY CO COM 845467109 215 15,518 SH   SOLE   14,221 0 1,297
SPECTRA ENERGY CORP COM COM 847560109 123,070 2,878,837 SH   SOLE   2,751,327 0 127,510
TALLGRASS ENERGY GP LP SHS CL COM 874696107 879 36,542 SH   SOLE   26,183 0 10,359
TARGA RES CORP COM COM 87612G101 12,206 248,553 SH   SOLE   225,845 0 22,708
TELEPHONE & DATA SYS INC COM N COM 879433829 2,563 94,285 SH   SOLE   79,190 0 15,095
TORONTO DOMINION BK ONT COM NE COM 891160509 65,755 1,480,958 SH   SOLE   1,421,466 0 59,492
TRANSCANADA CORP COM COM 89353D107 1,270 26,711 SH   SOLE   14,599 0 12,112
UGI CORP NEW COM COM 902681105 9,263 204,742 SH   SOLE   177,156 0 27,586
UNITED PARCEL SERVICE INC CL B COM 911312106 64,989 594,271 SH   SOLE   571,498 0 22,773
VENTAS INC COM COM 92276F100 35,244 498,995 SH   SOLE   493,291 0 5,704
VERIZON COMMUNICATIONS INC COM COM 92343V104 43,882 844,216 SH   SOLE   810,266 0 33,950
WASTE CONNECTIONS INC COM COM 94106B101 2,579 34,529 SH   SOLE   31,916 0 2,613
WEC ENERGY GROUP INC COM COM 92939U106 1,841 30,753 SH   SOLE   24,702 0 6,051
WELLS FARGO & CO NEW COM COM 949746101 52,303 1,181,185 SH   SOLE   1,133,818 0 47,367
WESTAR ENERGY INC COM COM 95709T100 2,161 38,086 SH   SOLE   30,608 0 7,478
WESTERN DIGITAL CORP COM COM 958102105 77,016 1,317,181 SH   SOLE   1,263,968 0 53,213
WESTLAKE CHEM CORP COM COM 960413102 7,772 145,266 SH   SOLE   133,997 0 11,269
WEYERHAEUSER CO COM COM 962166104 101,862 3,189,171 SH   SOLE   3,062,223 0 126,948
WILLIAMS COS INC DEL COM COM 969457100 10,037 326,610 SH   SOLE   286,080 0 40,530
AMERIGAS PARTNERS L P UNIT L P COM 030975106 7,773 170,244 SH   SOLE   170,244 0 0
ANTERO MIDSTREAM PARTNERS LP U COM 03673L103 2,507 93,912 SH   SOLE   91,928 0 1,984
BOARDWALK PIPELINE PARTNERS LP COM 096627104 1,627 94,805 SH   SOLE   79,525 0 15,280
BROOKFIELD INFRAST PARTNERS LP COM G16252101 4,989 144,010 SH   SOLE   144,010 0 0
BUCKEYE PARTNERS L P UNIT LTD COM 118230101 43,418 606,401 SH   SOLE   583,412 0 22,989
ENBRIDGE ENERGY PARTNERS L P C COM 29250R106 40,260 1,583,183 SH   SOLE   1,522,557 0 60,626
ENERGY TRANSFER PRTNRS L P UNI COM 29273R109 230,064 6,217,942 SH   SOLE   5,998,036 0 219,906
ENLINK MIDSTREAM PARTNERS LP C COM 29336U107 43,968 2,482,640 SH   SOLE   2,390,562 0 92,078
ENTERPRISE PRODS PARTNERS L P COM 293792107 353,569 12,796,564 SH   SOLE   12,255,809 0 540,755
EQT GP HLDGS LP COM UNIT REP COM 26885J103 3,249 129,600 SH   SOLE   126,860 0 2,740
EQT MIDSTREAM PARTNERS LP UNIT COM 26885B100 90,421 1,186,784 SH   SOLE   1,143,474 0 43,310
GENESIS ENERGY L P UNIT LTD PA COM 371927104 123,422 3,250,526 SH   SOLE   3,105,906 0 144,620
MAGELLAN MIDSTREAM PRTNRS LP C COM 559080106 197,753 2,795,493 SH   SOLE   2,668,268 0 127,225
MPLX LP COM UNIT REP LTD COM 55336V100 188,487 5,566,662 SH   SOLE   5,320,374 0 246,288
NEXTERA ENERGY PARTNERS LP COM COM 65341B106 3,895 139,262 SH   SOLE   118,325 0 20,937
NGL ENERGY PARTNERS LP COM UNI COM 62913M107 2,929 155,463 SH   SOLE   130,303 0 25,160
ONEOK PARTNERS LP UNIT LTD PAR COM 68268N103 69,279 1,734,143 SH   SOLE   1,671,701 0 62,442
PHILLIPS 66 PARTNERS LP COM UN COM 718549207 20,180 415,229 SH   SOLE   400,245 0 14,984
PLAINS ALL AMERN PIPELINE L P COM 726503105 87,611 2,789,274 SH   SOLE   2,687,224 0 102,050
SHELL MIDSTREAM PARTNERS L P U COM 822634101 74,508 2,322,566 SH   SOLE   2,238,436 0 84,130
SPECTRA ENERGY PARTNERS LP COM COM 84756N109 28,791 658,977 SH   SOLE   634,836 0 24,141
SUNOCO LOGISTICS PRTNRS L P CO COM 86764L108 37,972 1,336,556 SH   SOLE   1,287,746 0 48,810
TALLGRASS ENERGY PARTNERS LP C COM 874697105 50,774 1,053,403 SH   SOLE   1,015,144 0 38,259
WESTERN GAS EQUITY PARTNERS LP COM 95825R103 3,327 78,290 SH   SOLE   76,616 0 1,674
WESTERN GAS PARTNERS LP COM UN COM 958254104 45,138 819,946 SH   SOLE   790,030 0 29,916
WILLIAMS PARTNERS L P NEW COM COM 96949L105 83,760 2,252,227 SH   SOLE   2,176,184 0 76,043
BCE INC COM NEW ADR 05534B760 33,364 722,474 SH   SOLE   698,942 0 23,532
BT GROUP PLC ADR ADR 05577E101 13,316 523,622 SH   SOLE   517,181 0 6,441
ENBRIDGE INC COM ADR 29250N105 896 20,263 SH   SOLE   14,515 0 5,748
ERICSSON ADR B SEK 10 ADR 294821608 1,112 154,240 SH   SOLE   150,084 0 4,156
GLAXOSMITHKLINE PLC SPONSORED ADR 37733W105 98,921 2,293,564 SH   SOLE   2,204,022 0 89,542
LYONDELLBASELL INDUSTRIES N V ADR N53745100 78,443 972,515 SH   SOLE   932,781 0 39,734
NATIONAL GRID PLC SPON ADR NEW ADR 636274300 8,302 116,751 SH   SOLE   101,709 0 15,042
NOVARTIS A G SPONSORED ADR ADR 66987V109 58,703 743,447 SH   SOLE   713,145 0 30,302
PEMBINA PIPELINE CORP COM ADR 706327103 23,118 758,965 SH   SOLE   734,122 0 24,843
ROYAL DUTCH SHELL PLC SPON ADR ADR 780259107 8,410 159,190 SH   SOLE   156,960 0 2,230
TE CONNECTIVITY LTD REG SHS ADR H84989104 2,829 43,949 SH   SOLE   3,449 0 40,500
TELSTRA CORP LTD SPON ADR FINA ADR 87969N204 892 44,541 SH   SOLE   39,055 0 5,486
TOTAL S A SPONSORED ADR ADR 89151E109 6,671 139,843 SH   SOLE   137,371 0 2,472
VEOLIA ENVIRONNEMENT SPONSORED ADR 92334N103 3,382 146,975 SH   SOLE   133,282 0 13,693
VODAFONE GROUP PLC NEW SPNSR A ADR 92857W308 106,141 3,641,196 SH   SOLE   3,488,293 0 152,903
CITIGROUP INC NEW CTRAKS ETN M COM 17321F201 459 28,051 SH   SOLE   27,831 0 220
ISHARES TR USA ESG SLCT ETF COM 464288802 809 8,889 SH   SOLE   8,889 0 0
JPMORGAN CHASE & CO ALERIAN ML COM 46625H365 311 9,887 SH   SOLE   9,876 0 11