YEAR-OVER-YEAR COMPARISONS EARNINGS PER SHARE BY QUARTER
(in dollars)

FIVE-YEAR SUMMARY
| (in thousands, except per share amounts and employees) |
2000 |
2001 |
2002 |
2003 |
2004 |
| Net Sales ** |
$ 146,469 |
$ 163,748 |
$ 216,764 |
$ 238,140 |
$ 242,467 |
| Cost of Product Sold |
69,414 |
79,547 |
108,153 |
115,928 |
116,944 |
| Gross Profit |
77,055 |
84,201 |
108,611 |
122,212 |
125,523 |
| Operating Expenses |
45,432 |
56,112 |
66,245 |
72,460 |
80,074 |
| Interest and Other Income, Net |
(495) |
(2,508) |
(6,555) |
(6,357) |
(6,596) |
| Income Before Income Taxes |
31,128 |
25,581 |
35,811 |
43,395 |
38,853 |
| Provision for Income Taxes |
10,570 |
8,698 |
11,135 |
14,754 |
13,210 |
| Net Income |
20,558 |
16,883 |
24,676 |
28,641 |
25,643 |
| Cumulative Effect of Accounting Change |
|
(980) |
|
|
|
| Earnings per Share (diluted) |
1.33 |
1.02* |
1.53 |
1.71 |
1.50 |
| Dividends per Share |
1.28 |
1.18 |
0.94 |
0.80 |
0.80 |
| Total Assets |
84,950 |
166,712 |
215,045 |
236,658 |
236,775 |
| Number of Employees |
184 |
227 |
211 |
213 |
215 |
|
|
|
|