| Office | 2007 | 2008 | Increase (%) | 2009 | Increase (%) | 2010 | Increase (%) | 2011 | Increase (%) |
|---|---|---|---|---|---|---|---|---|---|
| Total Regional Revenue office 11 | 14,888.933 | 16,738.960 | 12.43 | 14,676.478 | (12.32) | 16,294.556 | 11.02 | 19,593.826 | 20.25 |
| Nakhon Si Thammarat Area Revenue office | 1,953.730 | 2,083.544 | 6.64 | 1,880.948 | (9.72) | 2,421.517 | 28.74 | 3,186.948 | 31.61 |
| Chumphon Area Revenue office | 787.936 | 880.402 | 11.74 | 803.049 | (8.79) | 868.779 | 8.18 | 1,071.510 | 23.34 |
| Surat Thani Area Revenue office 1 | 2,365.239 | 2,500.497 | 5.72 | 2,468.121 | (1.29) | 2,867.521 | 16.18 | 3,316.486 | 15.66 |
| Surat Thani Area Revenue office 2 | 1,491.141 | 1,461.123 | (2.01) | 1,237.006 | (15.34) | 1,274.158 | 3.00 | 1,332.543 | 4.58 |
| Ranong Area Revenue office | 290.321 | 297.947 | 2.63 | 296.679 | (0.43) | 314.249 | 5.92 | 348.751 | 10.98 |
| Krabi Area Revenue office | 922.820 | 1,041.466 | 12.86 | 964.000 | (7.44) | 1,099.353 | 14.04 | 1,460.238 | 32.83 |
| Phangnga Area Revenue office | 506.812 | 704.157 | 38.94 | 584.261 | (17.03) | 567.215 | (2.92) | 615.930 | 8.59 |
| Phuket Area Revenue office | 6,570.936 | 7,769.823 | 18.25 | 6,442.414 | (17.08) | 6,881.765 | 6.82 | 8,261.420 | 20.05 |