In 1990, 30.2% of the total Khmer (an Asian ethnic group) population in various provinces of Thailand is in Sisaket; while 63.4% is in Surin.
30.2% Khmer percentage of the total population in various provinces of Thailand 63.4% Province Khmer people (/kmr, kma/; Khmer: , Khmer pronunciation: [kmae, Northern Khmer pronunciation: [kmr) or Cambodians are a Southeast Asian ethnic group native to Cambodia, accounting for over 97% of the country's 15.9 million people. 
