Exhibit 99 70 Five-Year Summary (In Thousands Except Per-Share Amounts) Years Ended December 31 1998 1997 1996 1995 1994 - ------------------------------------------------------------------------ Results of Operations (1) Net sales $820,862 $829,850 $854,481 $1,244,222 $1,080,922 Costs and expenses 695,147 709,143 761,055 1,127,259 986,891 - ------------------------------------------------------------------------ Operating profit 125,715 120,707 93,426 116,963 94,031 Interest and financing expenses (2) 4,487 719 2,529 13,265 14,484 Gain on sales of businesses (3) -- -- (158,157) (23,427) (8,400) Other income, net (1,570) (917) (4,025) (4,468) (1,434) - ------------------------------------------------------------------------ Income before income taxes 122,798 120,905 253,079 131,593 89,381 Income taxes 38,066 40,923 97,020 53,363 38,103 - ------------------------------------------------------------------------ Net income $ 84,732 $ 79,982 $156,059 $ 78,230 $ 51,278 ======================================================================== Financial Position and Other Data (1) Total assets $937,797 $888,181 $846,261 $1,204,491 $1,139,190 Operations: Working capital $203,594 $184,176 $111,193 $ 234,568 $ 213,038 Current ratio 2.89 to 1 2.64 to 1 1.75 to 1 2.21 to 1 2.20 to 1 Depreciation and amortization $ 75,012 $ 69,044 $ 71,044 $ 94,131 $ 93,276 Capital expenditures $ 76,747 $ 85,284 $ 90,439 $ 112,412 $ 70,379 Research and development expenses $ 29,655 $ 31,446 $ 30,442 $ 29,541 $ 28,063 Gross margin as a % of net sales 31.8 31.5 28.5 22.3 22.7 Total long-term debt (2) $192,938 $ 91,793 $ 31,863 $ 217,112 $ 256,462 Equity (4) $451,667 $ 517,336 $505,198 $ 622,566 $ 545,009 Total long-term debt as a % of total capitalization 29.9 15.1 5.9 25.9 32.0 Common Stock (5) Basic earnings per share $ 1.64 $ 1.45 $ 2.67 $ 1.18 Shares used to compute basic earnings per share (4) 51,558 55,164 58,353 66,069 Diluted earnings per share $ 1.63 $ 1.44 $ 2.65 $ 1.18 Shares used to compute diluted earnings per share (4) 52,136 55,668 58,842 66,352 Cash dividends declared per share $ .37 $ .32 $ .25 $ .21 $ .20 Shareholders' equity per share (4) $ 9.61 $ 9.60 $ 9.18 $ 9.42 $ 8.25 Return on average shareholders' equity 17.5% 15.6% 27.7% 13.4% 8.2% ======================================================================== (1) Includes the actual consolidated results of operations of the Company for the years ended December 31, 1998, 1997, 1996 and 1995, and for the ten months ended December 31, 1994, as well as the historical combined results of operations and net assets of Ethyl Corporation's former specialty chemical operations, spun off as of the close of business on February 28, 1994, consisting of its olefins and derivatives, bromine chemicals and specialty chemicals (the predecessor businesses) for the two months ended February 28, 1994. (2) Total long-term debt and interest and financing expenses for 1996 reflect the paydown of debt from the proceeds received from the March 1, 1996, sale of the alpha olefins, poly alpha olefins and synthetic alcohols businesses (Olefins Business). Total long-term debt and interest and financing expenses for 1994 include the impact of $303.4 million of debt assumed in connection with the spin-off of the Company from Ethyl. (3) 1996 gain on the sale of the Olefins Business ($94,377 after income taxes). 1995 gain on the sale of the electronic materials business ($14,542 after income taxes). 1994 gain on the sale of the Solimide business and other related assets ($6,732 after income taxes). (4) 1998 equity includes the effect of the purchase of 5,738,241 common shares through a tender offer finalized on September 30, 1998, and additional first, second and third quarter purchases of 772,100, 338,600 and 63,800 common shares, respectively. 1997 equity includes the effect of the fourth quarter purchase of 1,560,300 common shares. 1996 equity includes the effects of the purchase of 9,484,465 common shares through a tender offer concluded on April 1, 1996 and additional second and third quarter purchases of 275,400 and 1,481,100 common shares, respectively. 1994 equity includes a $303.4 million reduction for debt transferred in connection with the spin-off of the Company from Ethyl, as well as the effect of the sale of 6,863,416 new shares of the Company's common stock issued on May 11, 1994, in a private placement for $100 million. (5). No annual earnings per share information is presented for the historical results of operations of the Company and the predecessor businesses while a part of Ethyl since the Company had no separate capital structure until March 1, 1994.