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CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Mar. 31, 2012 | Mar. 31, 2011 | Mar. 31, 2010
Investment income: |  |  |
Interest | $ 1,980 | $ 1,364 | $ 1,045
Dividends | 6,720 | 5,432 | 3,789
Management and directors' fees | 634 | 772 | 1,275
Revenues total | 9,334 | 7,568 | 6,109
Operating expenses: |  |  |
Salaries | 3,653 | 3,089 | 2,164
Stock option expense | 1,050 | 957 | 675
Net pension benefit | (300) | (291) | (369)
Professional fees | 990 | 819 | 551
Other operating expenses | 1,279 | 1,064 | 882
Total operating expenses | 6,672 | 5,638 | 3,903
Income before income taxes | 2,662 | 1,930 | 2,206
Income tax expense | 118 | 126 | 115
Net investment income | 2,544 | 1,804 | 2,091
Proceeds from disposition of investments | 32,454 | 77,750 | 5,191
Cost of investments sold | 20,627 | 14,287 | 3,550
Realized gain on investments before income tax | 11,827 | 63,463 | 1,640
Income tax expense | 1,249 | 24,578 | 815
Net realized gain on investments | 10,578 | 38,885 | 826
Net increase in unrealized appreciation of investments | 78,635 | 12,999 | 70,624
Net realized and unrealized gain on investments | 89,213 | 51,884 | 71,450
Increase in net assets from operations | $ 91,757 | $ 53,688 | $ 73,541

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