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Concentration of Operations (Tables) | 12 Months Ended
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Dec. 31, 2014
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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:
|  | 2014 |  | 2013 |  | 2012
| Dollars |  | Percent |  | Dollars |  | Percent |  | Dollars |  | Percent
|  | (Dollars in thousands)
Workers’ compensation |  | $ | 375,746 |  |  |  | 100.0% |  |  | $ | 329,986 |  |  |  | 100.0% |  |  | $ | 290,538 |  |  |  | 99.9% |
General liability |  |  | 1 |  |  |  | 0.0% |  |  |  | (3 | ) |  |  | 0.0% |  |  |  | 151 |  |  |  | 0.1% |
Total net premiums earned |  | $ | 375,747 |  |  |  | 100.0% |  |  | $ | 329,983 |  |  |  | 100.0% |  |  | $ | 290,689 |  |  |  | 100.0% |
Net Premiums Earned for the Top Ten States | Net premiums earned during 2014, 2013 and 2012 for the top ten states in 2014 and all others are shown below:
|  | 2014 |  | 2013 |  | 2012
| Dollars |  | Percent |  | Dollars |  | Percent |  | Dollars |  | Percent |
|  | (Dollars in thousands)
Louisiana |  | $ | 47,643 |  |  |  | 12.7 | % |  | $ | 42,110 |  |  |  | 12.8 | % |  | $ | 31,134 |  |  |  | 10.7% |
Georgia |  |  | 36,761 |  |  |  | 9.8 |  |  |  | 30,096 |  |  |  | 9.1 |  |  |  | 25,033 |  |  |  | 8.6 |
Pennsylvania |  |  | 35,488 |  |  |  | 9.4 |  |  |  | 28,880 |  |  |  | 8.8 |  |  |  | 24,480 |  |  |  | 8.4 |
North Carolina |  |  | 20,872 |  |  |  | 5.6 |  |  |  | 21,019 |  |  |  | 6.4 |  |  |  | 20,036 |  |  |  | 6.9 |
Florida |  |  | 20,691 |  |  |  | 5.5 |  |  |  | 12,950 |  |  |  | 3.9 |  |  |  | 9,180 |  |  |  | 3.2 |
Illinois |  |  | 20,606 |  |  |  | 5.5 |  |  |  | 18,445 |  |  |  | 5.6 |  |  |  | 18,119 |  |  |  | 6.2 |
Virginia |  |  | 16,764 |  |  |  | 4.5 |  |  |  | 15,751 |  |  |  | 4.8 |  |  |  | 16,144 |  |  |  | 5.6 |
Oklahoma |  |  | 16,599 |  |  |  | 4.4 |  |  |  | 17,473 |  |  |  | 5.3 |  |  |  | 16,157 |  |  |  | 5.6 |
Texas |  |  | 14,846 |  |  |  | 4.0 |  |  |  | 14,949 |  |  |  | 4.5 |  |  |  | 11,687 |  |  |  | 4.0 |
Minnesota |  |  | 13,159 |  |  |  | 3.5 |  |  |  | 10,470 |  |  |  | 3.2 |  |  |  | 10,094 |  |  |  | 3.5 |
All others |  |  | 132,318 |  |  |  | 35.1 |  |  |  | 117,840 |  |  |  | 35.6 |  |  |  | 108,625 |  |  |  | 37.3 |
Total net premiums earned |  | $ | 375,747 |  |  |  | 100.0 | % |  | $ | 329,983 |  |  |  | 100.0 | % |  | $ | 290,689 |  |  |  | 100.0% |

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