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UNAUDITED CONSOLIDATED INCOME STATEMENTS - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Earnings from financial services unconsolidated entities and other, net |  |  |  | $ 11,160 | $ 10,525
Commissions and other sales costs |  | $ (60,282) | $ (55,845) | (173,857) | (158,866)
General and administrative expenses |  | (35,906) | (31,636) | (101,004) | (90,849)
Interest expense |  | (53) | (1,116) | (233) | (3,561)
Other income, net |  | 1,918 | 2,028 | 9,223 | 5,218
Earnings before income taxes |  | 71,409 | 63,455 | 191,478 | 163,429
Provision for income taxes |  | (17,274) | (20,905) | (39,631) | (55,727)
Net earnings |  | $ 54,135 | $ 42,550 | $ 151,847 | $ 107,702
Earnings per common share: |  |  |  |  |
Basic (in dollars per share) |  | $ 1.34 | $ 1.06 | $ 3.75 | $ 2.67
Diluted (in dollars per share) | [1] | $ 1.33 | $ 1.02 | $ 3.69 | $ 2.55
Weighted average number of shares: |  |  |  |  |
Basic (in shares) |  | 40,283 | 40,323 | 40,472 | 40,273
Diluted (in shares) |  | 40,855 | 42,011 | 41,100 | 42,585
Home Building [Member] |  |  |  |  |
Revenue |  | $ 877,734 | $ 805,008 | $ 2,478,649 | $ 2,263,405
Cost of home closings |  | (719,142) | (659,350) | (2,036,212) | (1,869,569)
Gross profit |  | 158,592 | 145,658 | 442,437 | 393,836
Land [Member] |  |  |  |  |
Revenue |  | 6,847 | 589 | 25,991 | 16,942
Cost of home closings |  | (6,922) | (1,646) | (27,963) | (15,504)
Gross profit |  | (75) | (1,057) | (1,972) | 1,438
Real Estate [Member] |  |  |  |  |
Revenue |  | 884,581 | 805,597 | 2,504,640 | 2,280,347
Cost of home closings |  | (726,064) | (660,996) | (2,064,175) | (1,885,073)
Gross profit |  | 158,517 | 144,601 | 440,465 | 395,274
Financial Service [Member] |  |  |  |  |
Revenue |  | 3,832 | 3,549 | 10,750 | 10,142
Cost of Revenue |  | 1,659 | 1,524 | 4,836 | 4,454
Gross profit |  | 6,321 | 5,514 | 16,192 | 15,361
Earnings from financial services unconsolidated entities and other, net |  | 4,148 | 3,489 | 10,278 | 9,673
Real Estate And Other [Member] |  |  |  |  |
Earnings from financial services unconsolidated entities and other, net |  | $ 894 | $ (91) | $ 692 | $ 852
[1] | In accordance with ASC 260-10, Earnings Per Share, ("ASC 260-10") we calculate the dilutive effect of convertible securities using the "if-converted" method based on the number of days our Convertible Notes were outstanding during the period. All of the Convertible Notes were retired in the second half of 2017.

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