Ten provinces with most percentage of secondary graduated employee: 2004 - 2006
  2004  
Rank Provinces %
1 Pathum Thani 40.71
2 Prachin Buri 35.25
3 Phra Nakhon Si Ayutthaya 33.86
4 Phuket 32.68
5 Chon Buri 32.67
6 Samut Sakhon 32.04
7 Songkhla 31.70
8 Surat Thani 31.34
9 Sara Buri 31.02
10 Bangkok 30.68
  Whole Kingdom 25.40
  2005  
Rank Provinces %
1 Pathum Thani 45.59
2 Phuket 34.75
3 Chon Buri 34.69
4 Phra Nakhon Si Ayutthaya 34.47
5 Sara Buri 34.30
6 Ang Thong 32.53
7 Sing Buri 32.16
8 Nakhon Pathom 31.86
9 Prachin Buri 31.41
10 Chumphon 30.80
  Whole Kingdom 25.12
  2006  
Rank Provinces %
1 Pathum Thani 42.70
2 Phra Nakhon Si Ayutthaya 40.25
3 Chachoengsao 38.61
4 Phuket 35.07
5 Sara Buri 34.90
6 Chon Buri 33.95
7 Nakhon Pathom 33.25
8 Surat Thani 32.86
9 Ang Thong 31.56
10 Samut Sakhon 31.55
  Whole Kingdom 25.99
Statistical Forecasting Bureau,  National Statistical Office