Ten provinces with most employee in the establishments with one employee and over: 2003 - 2005
  2003  
Rank Provinces Employee
1 Bangkok 3,136,395
2 Samut Prakan 769,786
3 Samut Sakhon 398,795
4 Narathiwat 365,812
5 Chon Buri 364,200
6 Pathum Thani 280,420
7 Phra Nakhon Si Ayutthaya 242,060
8 Rayong 199,052
9 Nonthaburi 190,136
10 Yala 189,074
  Whole Kingdom 8,692,136
  2004  
Rank Provinces Employee
1 Bangkok 3,196,862
2 Samut Prakan 822,395
3 Chon Buri 438,216
4 Samut Sakhon 395,621
5 Pathum Thani 296,923
6 Phra Nakhon Si Ayutthaya 243,389
7 Rayong 224,839
8 Nonthaburi 203,002
9 Nakhon Pathom 186,670
10 Nakhon Ratchasima 179,694
  Whole Kingdom 8,552,838
  2005  
Rank Provinces Employee
1 Samut Prakan 818,109
2 Chon Buri 464,910
3 Samut Sakhon 378,726
4 Pathum Thani 325,467
5 Phra Nakhon Si Ayutthaya 262,704
6 Rayong 237,915
7 Nonthaburi 216,457
8 Nakhon Pathom 190,481
9 Nakhon Ratchasima 184,971
10 Trat 162,774
  Whole Kingdom 5,456,528
Statistical Forecasting Bureau,  National Statistical Office