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Concentration of Operations (Tables) | 12 Months Ended
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Dec. 31, 2013
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Net Premiums Earned for the Different Lines of Business | Total net premiums earned for the different lines of business are shown below:
|  | 2013 |  |  | 2012 |  |  | 2011 |
| Dollars |  |  | Percent |  |  | Dollars |  |  | Percent |  |  | Dollars |  |  | Percent |
|  | (Dollars in thousands) |
Workers’ compensation |  | $ | 329,986 |  |  |  | 100.0% |  |  | $ | 290,538 |  |  |  | 99.9% |  |  | $ | 249,966 |  |  |  | 99.6% |
General liability |  |  | (3) |  |  |  | 0.0% |  |  |  | 151 |  |  |  | 0.1% |  |  |  | 1,049 |  |  |  | 0.4% |
Total net premiums earned |  | $ | 329,983 |  |  |  | 100.0% |  |  | $ | 290,689 |  |  |  | 100.0% |  |  | $ | 251,015 |  |  |  | 100.0% |
Net Premiums Earned for the Top Ten States | Net premiums earned during 2013, 2012 and 2011 for the top ten states in 2013 and all others are shown below:
|  | 2012 |  |  | 2012 |  |  | 2011 |
| Dollars |  |  | Percent |  |  | Dollars |  |  | Percent |  |  | Dollars |  |  | Percent |
|  | (Dollars in thousands) |
Louisiana |  | $ | 42,110 |  |  |  | 12.8% |  |  | $ | 31,134 |  |  |  | 10.7% |  |  | $ | 28,157 |  |  |  | 11.2% |
Georgia |  |  | 30,096 |  |  |  | 9.1 |  |  |  | 25,033 |  |  |  | 8.6 |  |  |  | 21,496 |  |  |  | 8.6 |
Pennsylvania |  |  | 28,880 |  |  |  | 8.8 |  |  |  | 24,480 |  |  |  | 8.4 |  |  |  | 19,265 |  |  |  | 7.7 |
North Carolina |  |  | 21,019 |  |  |  | 6.4 |  |  |  | 20,036 |  |  |  | 6.9 |  |  |  | 17,071 |  |  |  | 6.8 |
Illinois |  |  | 18,445 |  |  |  | 5.6 |  |  |  | 18,119 |  |  |  | 6.2 |  |  |  | 14,673 |  |  |  | 5.8 |
Oklahoma |  |  | 17,473 |  |  |  | 5.3 |  |  |  | 16,157 |  |  |  | 5.6 |  |  |  | 16,037 |  |  |  | 6.4 |
Virginia |  |  | 15,751 |  |  |  | 4.8 |  |  |  | 16,144 |  |  |  | 5.6 |  |  |  | 15,660 |  |  |  | 6.2 |
Texas |  |  | 14,949 |  |  |  | 4.5 |  |  |  | 11,687 |  |  |  | 4.0 |  |  |  | 11,073 |  |  |  | 4.4 |
Florida |  |  | 12,950 |  |  |  | 3.9 |  |  |  | 9,180 |  |  |  | 3.2 |  |  |  | 6,881 |  |  |  | 2.8 |
Alaska |  |  | 12,239 |  |  |  | 3.7 |  |  |  | 9,202 |  |  |  | 3.2 |  |  |  | 8,618 |  |  |  | 3.4 |
All others |  |  | 116,071 |  |  |  | 35.1 |  |  |  | 109,517 |  |  |  | 37.6 |  |  |  | 92,084 |  |  |  | 36.7 |
Total net premiums earned |  | $ | 329,983 |  |  |  | 100.0% |  |  | $ | 290,689 |  |  |  | 100.0% |  |  | $ | 251,015 |  |  |  | 100.0% |

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