Area and New York metropolitan area in the United States contain the largest populations of ethnic Koreans outside of Korea or China. The Korean population in the United States represents a small share of the American economy, but has a disproportionately positive impact. Korean Americans have a savings rate double that of the U.S. average and also graduate from college at a rate double that of the U.S. average, providing highly skilled and educated professionals to the American workforce. According to the U.S. Census Bureau's Census 2000 data, mean household earnings for ethnic Koreans in the U.S. was $59,981, approximately 5.1% higher than the U.S. average at the time of $56,604. Significant Korean populations are present in China, Japan, Argentina, Brazil, and Canada as well. The number of Koreans in Indonesia grew during the 1980s, while during the 1990s and 2000s the number of Koreans in the Philippines and Koreans in Vietnam have also grown significantly. In Central Asia, significant populations reside in Uzbekistan and Kazakhstan, as well as parts of Russia including the Far East. Known as Koryo-saram, many of these are ancestors of Koreans who were forcely deported during the Soviet Union's Stalin regime. The Korean overseas community of Uzbekistan is the 5th largest outside Korea. Koreans in the United Kingdom now form Western Europe's largest Korean community, albeit still relatively small; Koreans in Germany used to outnumber those in the UK until the late 1990s. In Australia, Korean Australians comprise a modest minority. Koreans have migrated significantly since the 1960s. Part-Korean populations Pak Noja said that there were 5,747 Japanese-Korean couples in Korea at the end of 1941. Pak Cheil estimated there to be 70,000 to 80,000 "semi-Koreans" in Japan in the years immediately after the war. Many of them remained in Japan as Zainichi Koreans, maintaining their Korean heritage. However, due to assimilation, their numbers are much lower in recent times. Kopinos are people of mixed Filipino and Korean descent. The proliferation of Kopinos in the Philippines has been a source of controversy as many Kopinos are born to South Korean fathers who impregnate Filipino women and then abandon them. The 'Mixed Filipino Heritage Act of 2020' estimated there were around 30,000 Kopinos. Lai Đại Hàn is a Vietnamese term referring to mixed children born to South Korean men and South Vietnamese women during the Vietnam War. These children were largely conceived as the result of