The results of the second survey indicated an increase in the mean number of students per school. Although we could not monitor the school enrollment rate, this would coincide with an upward trend in the number of migrant workers (World Bank, 2006). Apart from normal increases in migration, other factors, such as Cyclone Nargis, which occurred in May 2008, and the serious socio-political situation within Burma, might have contributed to an increase in migration to Thailand.