| 1971 | | London | placement.SEMIFINALIST |
| 1972 | | London | placement.SEMIFINALIST |
| 1973 | | London | page.geo_unit_pageant.unplaced |
| 1974 | | London | page.geo_unit_pageant.unplaced |
| 1975 | | London | page.geo_unit_pageant.unplaced |
| 1976 | | London | placement.2RU |
| 1977 | | London | page.geo_unit_pageant.unplaced |
| 1978 | | London | page.geo_unit_pageant.unplaced |
| 1979 | | London | page.geo_unit_pageant.unplaced |
| 1980 | | London | placement.1RU |
| 1981 | | London | page.geo_unit_pageant.unplaced |
| 1982 | | London | placement.SEMIFINALIST |
| 1983 | | London | page.geo_unit_pageant.unplaced |
| 1984 | | London | page.geo_unit_pageant.unplaced |
| 1985 | | London | page.geo_unit_pageant.unplaced |
| 1986 | | London | page.geo_unit_pageant.unplaced |
| 1987 | | London | placement.SEMIFINALIST |
| 1988 | | London | page.geo_unit_pageant.unplaced |
| 1989 | | Hong Kong | page.geo_unit_pageant.unplaced |
| 1990 | | London | page.geo_unit_pageant.unplaced |
| 1991 | | Atlanta | page.geo_unit_pageant.unplaced |
| 1992 | | Sun City | page.geo_unit_pageant.unplaced |
| 1993 | | Sun City | page.geo_unit_pageant.unplaced |
| 1994 | | Sun City | page.geo_unit_pageant.unplaced |
| 1995 | | Sun City | page.geo_unit_pageant.unplaced |
| 1996 | | Bengaluru | page.geo_unit_pageant.unplaced |
| 2011 | | London | page.geo_unit_pageant.unplaced |
| 2012 | | Ordos City | placement.QUARTERFINALIST |
| 2013 | | South Kuta | page.geo_unit_pageant.unplaced |
| 2014 | | London | page.geo_unit_pageant.unplaced |
| 2015 | | Sanya | page.geo_unit_pageant.unplaced |
| 2016 | | Oxon Hill, Maryland | page.geo_unit_pageant.unplaced |
| 2017 | | Sanya | page.geo_unit_pageant.unplaced |
| 2018 | | Sanya | page.geo_unit_pageant.unplaced |
