The population of Palau is approximately , of whom 73% are native Palauans of mixed Melanesian and Austronesian descent. There are many Asian communities within Palau. Filipinos form the largest Asian group and second largest ethnic group in the country, dating back to the Spanish colonial period. There are significant numbers of Chinese and Koreans. There are also smaller numbers of Palauans of mixed or full Japanese ancestry. Smaller numbers of Bangladeshi and Nepalese migrant workers and their descendants who came to the islands during the late 1900s can also be found. Most Palauans of Asian origin came during the late 1900s with many Chinese, Bangladeshis and Nepalese coming to Palau as unskilled workers and professionals. There are also small numbers of Europeans and Americans.