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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS |  |
Net sales revenue | $ 96,479 | $ 92,868
Cost of sales | (24,445) | (23,729)
Gross profit | 72,034 | 69,139
Operating expenses: |  |
Volume incentives | 34,975 | 33,581
Selling, general and administrative | 30,117 | 26,384
Total operating expenses | 65,092 | 59,965
Operating income | 6,942 | 9,174
Other income (loss), net | 330 | (110)
Income before provision for income taxes | 7,272 | 9,064
Provision for income taxes | 2,408 | 1,836
Net income | $ 4,864 | $ 7,228
Basic: |  |
Net income (in dollars per share) | $ 0.31 | $ 0.46
Diluted: |  |
Net income (in dollars per share) | $ 0.30 | $ 0.46
Weighted average basic common shares outstanding (in shares) | 15,822 | 15,578
Weighted average diluted common shares outstanding (in shares) | 15,956 | 15,846
Dividends declared per common share (in dollars per share) | $ 0.10 |

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