SELECTED FINANCIAL DATA accountants thereon, included elsewhere in this Annual Report and in previously filed annual reports on Form 10-K of EMCOR. The following selected financial data has been derived from audited financial statements and should be read in conjunction with the consolidated financial statements, the related notes thereto and the report of independent public (a) No cash dividends on EMCOR’s common stock have been paid during the past five years. (In thousands, except per share data)  Years Ended December 31, 2001 2000 1999 1998 1997 Income Statement Data Revenues $ 3,419,854 $ 3,460,204 $ 2,893,962 $ 2,210,374 $ 1,950,868 Gross profit 391,823 357,817 295,907 223,287 182,183 Operating income 88,682 78,925 58,091 37,224 27,414 Income before extraordinary items 50,012 40,089 27,821 17,092 8,581 Extraordinary items — loss on early extinguishment of debt, net of income taxes —  — — (4,777) (1,004) Net income $ 50,012 $ 40,089 $ 27,821 $ 12,315 $ 7,577 Basic earnings per share: Income before extraordinary items $ 3.86 $ 3.84 $ 2.86 $ 1.67 $ 0.90 Extraordinary items — loss on early extinguishment of debt, net of income taxes — — — (0.47) (0.11) Basic earnings per share $ 3.86 $ 3.84 $ 2.86 $ 1.20 $ 0.79 Diluted earnings per share: Income before extraordinary items $ 3.40 $ 2.95 $ 2.21 $ 1.46 $ 0.84 Extraordinary items — loss on early extinguishment of debt, net of income taxes — — — (0.35) (0.10) Diluted earnings per share $ 3.40 $ 2.95 $ 2.21 $ 1.11 $ 0.74 (In thousands)  As of December 31, 2001 2000 1999 1998 1997 Balance Sheet Data Stockholders’ equity (a) $ 421,933 $ 233,503 $ 170,249 $ 119,816 $ 95,323 Total assets $ 1,349,664 $ 1,261,864 $ 1,052,246 $ 801,002 $ 660,654 Goodwill $ 56,011 $ 67,625 $ 68,009 $ 22,745 $ 927 Notes payable $ 573 — $ 1,150 $ 8,314 — Borrowings under working capital credit lines — — — — $ 9,497 Other long-term debt, including current maturities $ 973 $ 116,056 $ 116,534 $ 116,086 $ 62,657 Capital lease obligations $ 249 $ 573 $ 554 $ 837 $ 1,482