| 1975 | | San Salvador | page.geo_unit_pageant.unplaced |
| 1977 | | Santo Domingo | page.geo_unit_pageant.unplaced |
| 1978 | | Acapulco | page.geo_unit_pageant.unplaced |
| 1979 | | Perth | placement.SEMIFINALIST |
| 1980 | | Seoul | page.geo_unit_pageant.unplaced |
| 1981 | | New York City | page.geo_unit_pageant.unplaced |
| 1982 | | Lima | page.geo_unit_pageant.unplaced |
| 1983 | | St. Louis | page.geo_unit_pageant.unplaced |
| 1984 | | Miami | page.geo_unit_pageant.unplaced |
| 1985 | | Miami | page.geo_unit_pageant.unplaced |
| 1986 | | Panama City | page.geo_unit_pageant.unplaced |
| 1987 | | Singapore | page.geo_unit_pageant.unplaced |
| 1989 | | Cancún | page.geo_unit_pageant.unplaced |
| 1990 | | Los Angeles | page.geo_unit_pageant.unplaced |
| 1991 | | Las Vegas | page.geo_unit_pageant.unplaced |
| 1993 | | Mexico City | page.geo_unit_pageant.unplaced |
| 1995 | | Windhoek | page.geo_unit_pageant.unplaced |
| 1996 | | Paradise | page.geo_unit_pageant.unplaced |
| 1997 | | Miami Beach | page.geo_unit_pageant.unplaced |
| 1998 | | Honolulu | page.geo_unit_pageant.unplaced |
| 1999 | | Chaguaramas | page.geo_unit_pageant.unplaced |
| 2000 | | Nicosia | page.geo_unit_pageant.unplaced |
| 2003 | | Panama City | page.geo_unit_pageant.unplaced |
| 2004 | | Quito | page.geo_unit_pageant.unplaced |
| 2005 | | Muang Thong Thani | page.geo_unit_pageant.unplaced |
| 2007 | | Mexico City | page.geo_unit_pageant.unplaced |
| 2016 | | Pasay | page.geo_unit_pageant.unplaced |
| 2018 | | Muang Thong Thani | page.geo_unit_pageant.unplaced |
| 2019 | | Atlanta | page.geo_unit_pageant.unplaced |
| 2020 | | Hollywood | page.geo_unit_pageant.unplaced |
| 2022 | | New Orleans | page.geo_unit_pageant.unplaced |
| 2024 | | Mexico City | page.geo_unit_pageant.unplaced |
| 2025 | | Pak Kret | page.geo_unit_pageant.unplaced |