| 2002 | | Rank | Provinces | Case | 1 | Mae Hong Son | 22 | 2 | Ranong | 31 | 3 | Amnat Charoen | 32 | 4 | Satun | 34 | 5 | Uthai Thani | 36 | 6 | Uttaradit | 36 | 7 | Chai Nat | 42 | 8 | Samut Songkhram | 43 | 9 | Nakhon Nayok | 47 | 10 | Ang Thong | 48 | | Whole Kingdom | 35,660 |
| | 2003 | | Rank | Provinces | Case | 1 | Uthai Thani | 37 | 2 | Satun | 45 | 3 | Samut Songkhram | 46 | 4 | Amnat Charoen | 50 | 5 | Ranong | 50 | 6 | Sing Buri | 50 | 7 | Ang Thong | 53 | 8 | Nakhon Phanom | 53 | 9 | Chai Nat | 55 | 10 | Nakhon Nayok | 55 | | Whole Kingdom | 44,011 |
| | 2004 | | Rank | Provinces | Case | 1 | Uthai Thani | 28 | 2 | Amnat Charoen | 33 | 3 | Nong Bua Lam Phu | 36 | 4 | Satun | 43 | 5 | Samut Songkhram | 47 | 6 | Mae Hong Son | 49 | 7 | Chai Nat | 50 | 8 | Mukdahan | 51 | 9 | Ranong | 53 | 10 | Pattani | 54 | | Whole Kingdom | 47,662 |
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