年份 | 博茨瓦纳 |
---|---|
2023 | - |
2022 | - |
2021 | 25.4 |
2020 | 26 |
2019 | 26.8 |
2018 | 27.8 |
2017 | 29 |
2016 | 31.8 |
2015 | 33 |
2014 | 34.9 |
2013 | 36 |
2012 | 38.8 |
2011 | 43.6 |
2010 | 43.9 |
2009 | 44.3 |
2008 | 44.8 |
2007 | 43.1 |
2006 | 39.6 |
2005 | 37.5 |
2004 | 37.3 |
2003 | 34.7 |
2002 | 32.5 |
2001 | 31.3 |
2000 | 31.7 |
1999 | 32.6 |
1998 | 32.9 |
1997 | 33.2 |
1996 | 32.8 |
1995 | 33.6 |
1994 | 32.3 |
1993 | 31.3 |
1992 | 30.5 |
1991 | 29.9 |
1990 | 30 |
1989 | 30.8 |
1988 | 32.4 |
1987 | 34.4 |
1986 | 36.7 |
1985 | 38.7 |
1984 | 40.7 |
1983 | 42.6 |
1982 | 44.5 |
1981 | 46.6 |
1980 | 48.9 |
1979 | 51.6 |
1978 | 54.5 |
1977 | 57.7 |
1976 | 61.2 |
1975 | 64.7 |
1974 | 68 |
1973 | 70.8 |
1972 | 73.5 |
1971 | 76.1 |
1970 | 78.8 |
1969 | 81.6 |
1968 | 84.3 |
1967 | 86.9 |
1966 | 89.1 |
1965 | 91.1 |
1964 | 93.2 |
1963 | 95.7 |
1962 | 98.3 |
1961 | 101.2 |
1960 | 104.3 |