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CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Operating Revenues |  |  |
Water | $ 347,112 | $ 330,637 | $ 319,830
Electric | 38,345 | 37,024 | 39,548
Contracted services | 113,396 | 120,582 | 114,491
Total operating revenues | 498,853 | 488,243 | 473,869
Operating Expenses |  |  |
Water purchased | 77,914 | 74,554 | 72,289
Power purchased for pumping | 11,103 | 10,134 | 8,660
Groundwater production assessment | 19,412 | 20,392 | 18,962
Power purchased for resale | 11,240 | 10,423 | 11,796
Supply cost balancing accounts | (11,421) | (11,803) | (7,026)
Other operation | 34,738 | 33,236 | 32,756
Administrative and general | 83,547 | 83,615 | 83,034
Depreciation and amortization | 39,596 | 36,850 | 35,397
Maintenance | 12,781 | 15,702 | 15,466
Property and other taxes | 22,522 | 22,199 | 20,042
ASUS construction | 56,909 | 62,411 | 55,673
(Gain) loss on sale of assets | (465) | 31 | (253)
Total operating expenses | 357,876 | 357,744 | 346,796
Operating Income | 140,977 | 130,499 | 127,073
Other Income and Expenses |  |  |
Interest expense | (22,834) | (22,531) | (24,586)
Interest income | 1,493 | 1,801 | 3,249
Other, net | 5,134 | 4,853 | 3,276
Total other income and expenses | (16,207) | (15,877) | (18,061)
Income before income tax expense | 124,770 | 114,622 | 109,012
Income tax expense | 30,423 | 28,197 | 24,670
Net Income | $ 94,347 | $ 86,425 | $ 84,342
Basic Earnings Per Common Share |  |  |
Weighted Average Number of Shares Outstanding (in shares) | 36,921 | 36,880 | 36,814
Earnings Per Share, Basic | $ 2.55 | $ 2.34 | $ 2.28
Fully Diluted Earnings Per Share |  |  |
Weighted Average Number of Diluted Shares (in shares) | 37,010 | 36,995 | 36,964
Earnings Per Share, Diluted | $ 2.55 | $ 2.33 | $ 2.28
Dividends Paid Per Common Share | $ 1.40 | $ 1.28 | $ 1.16
GSWC |  |  |
Operating Revenues |  |  |
Water | $ 347,112 | $ 330,637 | $ 319,830
Electric | 0 | 18,647 | 39,548
Total operating revenues | 347,112 | 349,284 | 359,378
Operating Expenses |  |  |
Water purchased | 77,914 | 74,554 | 72,289
Power purchased for pumping | 11,103 | 10,134 | 8,660
Groundwater production assessment | 19,412 | 20,392 | 18,962
Power purchased for resale | 0 | 5,010 | 11,796
Supply cost balancing accounts | (11,295) | (11,749) | (7,026)
Other operation | 25,781 | 25,194 | 26,336
Administrative and general | 55,552 | 59,385 | 59,905
Depreciation and amortization | 33,384 | 32,184 | 32,441
Maintenance | 9,056 | 12,424 | 12,843
Property and other taxes | 19,041 | 18,860 | 18,168
(Gain) loss on sale of assets | (409) | 0 | (88)
Total operating expenses | 239,539 | 246,388 | 254,286
Operating Income | 107,573 | 102,896 | 105,092
Other Income and Expenses |  |  |
Interest expense | (21,474) | (21,495) | (23,399)
Interest income | 428 | 718 | 1,867
Other, net | 4,783 | 4,556 | 3,280
Total other income and expenses | (16,263) | (16,221) | (18,252)
Income before income tax expense | 91,310 | 86,675 | 86,840
Income tax expense | 22,095 | 21,704 | 20,177
Net Income | $ 69,215 | $ 64,971 | $ 66,663

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