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CONDENSED CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015
OPERATING REVENUES | $ 1,166,922 | $ 1,199,146 | $ 2,759,483 | $ 2,761,013
OPERATING EXPENSES |  |  |  |
Fuel and purchased power | 336,120 | 363,847 | 832,253 | 868,561
Operations and maintenance | 217,568 | 220,449 | 703,042 | 646,358
Depreciation and amortization | 120,428 | 125,625 | 362,977 | 369,313
Taxes other than income taxes | 41,284 | 43,241 | 125,902 | 129,489
Other expenses | 264 | 873 | 2,141 | 2,524
Total | 715,664 | 754,035 | 2,026,315 | 2,016,245
OPERATING INCOME | 451,258 | 445,111 | 733,168 | 744,768
OTHER INCOME (DEDUCTIONS) |  |  |  |
Allowance for equity funds used during construction | 10,194 | 7,645 | 31,079 | 26,214
Other income (Note 8) | 71 | 139 | 385 | 549
Other expense (Note 8) | (5,205) | (5,538) | (12,085) | (12,433)
Total | 5,060 | 2,246 | 19,379 | 14,330
INTEREST EXPENSE |  |  |  |
Interest charges | 51,293 | 49,342 | 154,886 | 146,069
Allowance for borrowed funds used during construction | (4,321) | (3,518) | (14,849) | (12,056)
Total | 46,972 | 45,824 | 140,037 | 134,013
INCOME BEFORE INCOME TAXES | 409,346 | 401,533 | 612,510 | 625,085
INCOME TAXES | 141,446 | 139,555 | 209,102 | 214,873
NET INCOME | 267,900 | 261,978 | 403,408 | 410,212
Less: Net income attributable to noncontrolling interests (Note 5) | 4,873 | 4,862 | 14,620 | 14,072
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS | $ 263,027 | $ 257,116 | $ 388,788 | $ 396,140
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING |  |  |  |
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - BASIC (in shares) | 111,416 | 111,036 | 111,363 | 110,984
WEIGHTED-AVERAGE COMMON SHARES OUTSTANDING - DILUTED (in shares) | 112,100 | 111,616 | 111,987 | 111,490
EARNINGS PER WEIGHTED-AVERAGE COMMON SHARE OUTSTANDING |  |  |  |
Net income attributable to common shareholders - basic (in dollars per share) | $ 2.36 | $ 2.32 | $ 3.49 | $ 3.57
Net income attributable to common shareholders - diluted (in dollars per share) | 2.35 | 2.30 | 3.47 | 3.55
DIVIDENDS DECLARED PER SHARE (in dollars per share) | $ 0 | $ 0 | $ 1.25 | $ 1.19
APS |  |  |  |
ELECTRIC OPERATING REVENUES | $ 1,166,359 | $ 1,198,380 | $ 2,752,748 | $ 2,758,771
OPERATING EXPENSES |  |  |  |
Fuel and purchased power | 339,510 | 363,847 | 835,643 | 868,561
Operations and maintenance | 209,366 | 216,011 | 681,789 | 633,989
Depreciation and amortization | 120,013 | 125,592 | 362,492 | 369,234
Income taxes | 148,945 | 148,543 | 225,239 | 232,454
Taxes other than income taxes | 40,924 | 43,149 | 125,370 | 129,258
Total | 858,758 | 897,142 | 2,230,533 | 2,233,496
OPERATING INCOME | 307,601 | 301,238 | 522,215 | 525,275
OTHER INCOME (DEDUCTIONS) |  |  |  |
Allowance for equity funds used during construction | 10,194 | 7,645 | 31,079 | 26,214
Income taxes | 5,753 | 5,678 | 9,289 | 10,809
Other income (Note 8) | 567 | 650 | 6,924 | 1,999
Other expense (Note 8) | (3,776) | (3,965) | (12,956) | (11,768)
Total | 12,738 | 10,008 | 34,336 | 27,254
INTEREST EXPENSE |  |  |  |
Interest on long-term debt | 46,970 | 44,011 | 142,692 | 134,265
Interest on short-term borrowings | 2,401 | 3,460 | 6,408 | 6,339
Debt discount, premium and expense | 1,195 | 1,218 | 3,529 | 3,455
Allowance for borrowed funds used during construction | (4,320) | (3,492) | (14,359) | (12,019)
Total | 46,246 | 45,197 | 138,270 | 132,040
NET INCOME | 274,093 | 266,049 | 418,281 | 420,489
Less: Net income attributable to noncontrolling interests (Note 5) | 4,873 | 4,862 | 14,620 | 14,072
NET INCOME ATTRIBUTABLE TO COMMON SHAREHOLDERS | $ 269,220 | $ 261,187 | $ 403,661 | $ 406,417

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