Ten provinces with lowest school: 1998 - 2000
  1998  
Rank Provinces School
1 Phuket 178
2 Ranong 224
3 Samut Songkhram 252
4 Samut Sakhon 298
5 Trat 298
6 Sing Buri 348
7 Nakhon Nayok 374
8 Satun 380
9 Ang Thong 384
10 Phangnga 398
  Whole Kingdom 75,982
  1999  
Rank Provinces School
1 Phuket 176
2 Ranong 224
3 Samut Songkhram 252
4 Trat 292
5 Samut Sakhon 298
6 Sing Buri 340
7 Nakhon Nayok 358
8 Ang Thong 384
9 Satun 386
10 Phangnga 400
  Whole Kingdom 75,656
  2000  
Rank Provinces School
1 Phuket 174
2 Ranong 222
3 Samut Songkhram 248
4 Trat 294
5 Samut Sakhon 300
6 Sing Buri 338
7 Nakhon Nayok 354
8 Ang Thong 384
9 Satun 384
10 Phangnga 396
  Whole Kingdom 75,340
Source : Social Statistics Division, National Statistical Office
Complied by : Statistical Forecasting Bureau,  National Statistical Office