| 年份 | 肯尼亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 30.7 |
| 2020 | 31.8 |
| 2019 | 32.6 |
| 2018 | 33.5 |
| 2017 | 34.6 |
| 2016 | 35.3 |
| 2015 | 36.2 |
| 2014 | 38 |
| 2013 | 39.4 |
| 2012 | 40.6 |
| 2011 | 41.1 |
| 2010 | 42.2 |
| 2009 | 43.2 |
| 2008 | 44.4 |
| 2007 | 47.1 |
| 2006 | 49.3 |
| 2005 | 51.8 |
| 2004 | 54.8 |
| 2003 | 57.4 |
| 2002 | 60 |
| 2001 | 62.5 |
| 2000 | 65 |
| 1999 | 67.2 |
| 1998 | 69 |
| 1997 | 70.6 |
| 1996 | 71.8 |
| 1995 | 72.6 |
| 1994 | 73.2 |
| 1993 | 73.1 |
| 1992 | 72.5 |
| 1991 | 71.5 |
| 1990 | 70.1 |
| 1989 | 68.9 |
| 1988 | 68 |
| 1987 | 67.5 |
| 1986 | 67.5 |
| 1985 | 68 |
| 1984 | 68.8 |
| 1983 | 70.1 |
| 1982 | 71.5 |
| 1981 | 73.3 |
| 1980 | 75.2 |
| 1979 | 77.2 |
| 1978 | 79.5 |
| 1977 | 81.8 |
| 1976 | 84.2 |
| 1975 | 86.6 |
| 1974 | 89 |
| 1973 | 91.3 |
| 1972 | 93.4 |
| 1971 | 95.5 |
| 1970 | 97.5 |
| 1969 | 99.5 |
| 1968 | 101.3 |
| 1967 | 103.2 |
| 1966 | 105 |
| 1965 | 107 |
| 1964 | 109.3 |
| 1963 | 112.1 |
| 1962 | 115.2 |
| 1961 | 119.1 |
| 1960 | 123.4 |