A University field study conducted by William Willmott in 1961 found that there were 425,000 Chinese in Cambodia, which made up to approximately 7.4% of the total population at that time.
1961年，學者威廉·威爾墨特（William Willmott）實地考察發現，柬埔寨有42.5萬的華人，佔當時總人口的7.4％。