In 1990, 30.2% of the total Khmer (a Southeast Asian ethnic group native to Cambodia) population in various provinces of Thailand is in Sisaket; while 63.4% is in Surin.
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. Khmer percentage of the total population in various provinces of Thailand 30.2% 63.4% 
