1 Exhibit 12.1 RATIO OF EARNINGS TO FIXED CHARGES JUNE 30, 1991 1992 1993 1994 1995 1995 1996 ------ ------- ------- ------ ------- ------ ------ Net income 8,641 11,437 15,623 22,166 23,169 13,251 5,105 Add: Income taxes 105 108 215 636 1,542 969 2,729 Minority portion of losses 0 (95) (136) 0 (594) 0 (30) Equity in losses of companies 0 0 102 449 869 115 71 ------ ------- ------- ------ ------- ------ ------ Adjusted net income 8,746 11,450 15,804 23,251 24,986 14,335 7,875 Add fixed charges Interest on debt (excluding capitalized int.) 2,553 0 97 62 298 96 86 ------ ------- ------- ------ ------- ------ ------ Net earnings available for fixed 11,299 11,450 15,901 23,313 25,284 14,431 7,961 charges Fixed charges Interest on debt 2,553 0 97 62 298 96 86 ------ ------- ------- ------ ------- ------ ------ Total fixed charges 2,553 0 97 62 298 96 86 ------ ------- ------- ------ ------- ------ ------ Ratio of earnings to fixed charges 4.43 NA 163.93 376.02 84.85 150.32 92.57 ====== ======= ======= ====== ======= ====== ======