| 年份 | 肯尼亚 |
|---|---|
| 2023 | - |
| 2022 | 7.38464 |
| 2021 | 5.96465 |
| 2020 | 3.06432 |
| 2019 | 5.6298 |
| 2018 | 6.98312 |
| 2017 | 6.2344 |
| 2016 | 5.29119 |
| 2015 | 13.684 |
| 2014 | 3.76135 |
| 2013 | -2.40506 |
| 2012 | 13.5057 |
| 2011 | 2.65487 |
| 2010 | 5.60748 |
| 2009 | 8.66377 |
| 2008 | 8.55012 |
| 2007 | 8.14637 |
| 2006 | -2.0172 |
| 2005 | -0.783081 |
| 2004 | 0.582044 |
| 2003 | 6.00964 |
| 2002 | 1.64152 |
| 2001 | 2.76851 |
| 2000 | -2.23558 |
| 1999 | -2.37744 |
| 1998 | 3.55778 |
| 1997 | -0.453564 |
| 1996 | 2.70976 |
| 1995 | 9.82996 |
| 1994 | 29.3941 |
| 1993 | 7.49992 |
| 1992 | 9.12401 |
| 1991 | 5.81589 |
| 1990 | 4.59694 |
| 1989 | 1.42752 |
| 1988 | 1.85506 |
| 1987 | 3.2415 |
| 1986 | 7.1508 |
| 1985 | 1.01443 |
| 1984 | 0.0113833 |
| 1983 | 8.55422 |
| 1982 | -1.50616 |
| 1981 | -5.38362 |
| 1980 | 2.26704 |
| 1979 | 5.72434 |
| 1978 | 14.8208 |
| 1977 | 12.211 |
| 1976 | 7.39875 |
| 1975 | 11.9446 |
| 1974 | 8.53405 |
| 1973 | 3.60134 |
| 1972 | 8.45081 |
| 1971 | 15.0246 |
| 1970 | 3.42217 |
| 1969 | 13.1477 |
| 1968 | 42.6141 |
| 1967 | 6.74719 |
| 1966 | 4.63299 |
| 1965 | -8.09848 |
| 1964 | 28.5847 |
| 1963 | 4.43001 |
| 1962 | 2.73305 |
| 1961 | 6.78415 |
| 1960 | - |