Large numbers of Filipino, Chinese, Bangladeshi, Nepalese and smaller numbers of Sri Lankan and Burmese unskilled workers and professionals migrated to the Northern Mariana Islands including Saipan during the late 1900s mostly during the 1980s and 1990s. In addition, a large percentage of the island's population includes first-generation immigrants and their descendants from Japan, China, Korea, the Philippines, Bangladesh and immigrants from other Micronesian islands.