| 年份 | 特克斯科斯群岛 |
|---|---|
| 2023 | - |
| 2022 | 1.29713 |
| 2021 | 1.87498 |
| 2020 | 2.73839 |
| 2019 | 3.76787 |
| 2018 | 4.04083 |
| 2017 | 4.09329 |
| 2016 | 4.56862 |
| 2015 | 4.34334 |
| 2014 | 4.05719 |
| 2013 | 4.60835 |
| 2012 | 4.02299 |
| 2011 | 3.6012 |
| 2010 | 3.92799 |
| 2009 | 4.13966 |
| 2008 | 4.29941 |
| 2007 | 4.43687 |
| 2006 | 4.61373 |
| 2005 | 4.80632 |
| 2004 | 5.06744 |
| 2003 | 5.39139 |
| 2002 | 5.07875 |
| 2001 | 4.35328 |
| 2000 | 4.13912 |
| 1999 | 4.23082 |
| 1998 | 4.29052 |
| 1997 | 4.38794 |
| 1996 | 4.56286 |
| 1995 | 4.73939 |
| 1994 | 4.96793 |
| 1993 | 5.16621 |
| 1992 | 5.40715 |
| 1991 | 5.15964 |
| 1990 | 4.20362 |
| 1989 | 3.72951 |
| 1988 | 3.92207 |
| 1987 | 4.06217 |
| 1986 | 4.18197 |
| 1985 | 4.38634 |
| 1984 | 4.55334 |
| 1983 | 4.71074 |
| 1982 | 4.88081 |
| 1981 | 4.6167 |
| 1980 | 3.56367 |
| 1979 | 3.07461 |
| 1978 | 3.21571 |
| 1977 | 3.20252 |
| 1976 | 3.30848 |
| 1975 | 3.18137 |
| 1974 | 2.93924 |
| 1973 | 2.87549 |
| 1972 | 2.64666 |
| 1971 | 1.35007 |
| 1970 | 0.0353107 |
| 1969 | -0.0882535 |
| 1968 | 0.105914 |
| 1967 | 0.176772 |
| 1966 | 0.035392 |
| 1965 | 0.141693 |
| 1964 | 0.141894 |
| 1963 | 0.017751 |
| 1962 | 0.142121 |
| 1961 | 0.374032 |
| 1960 | - |