| Country or Area | Year | Value | |
|---|
| Afghanistan | 2019 | 8.5 |
| Afghanistan | 2018 | 8.5 |
| Afghanistan | 2017 | 8.5 |
| Afghanistan | 2016 | 8.5 |
| Afghanistan | 2015 | 8.5 |
| Afghanistan | 2014 | 8.5 |
| Afghanistan | 2013 | 6.5 |
| Afghanistan | 2012 | 9.5 |
| Afghanistan | 2011 | 9.5 |
| Afghanistan | 2010 | 9.5 |
| Afghanistan | 2009 | 9.5 |
| Afghanistan | 2008 | 10.5 |
| Afghanistan | 2007 | 10.5 |
| Afghanistan | 2006 | 9.5 |
| Afghanistan | 2005 | 9.5 |
| Afghanistan | 2004 | 9.5 |
| Africa Eastern and Southern | 2019 | 26.826923076923077 |
| Africa Eastern and Southern | 2018 | 27.826923076923077 |
| Africa Eastern and Southern | 2017 | 29.28846153846154 |
| Africa Eastern and Southern | 2016 | 31.576923076923077 |
| Africa Eastern and Southern | 2015 | 32.03846153846154 |
| Africa Eastern and Southern | 2014 | 32.32 |
| Africa Eastern and Southern | 2013 | 33.12 |
| Africa Eastern and Southern | 2012 | 35.4 |
| Africa Eastern and Southern | 2011 | 37.395833333333336 |
| Africa Eastern and Southern | 2010 | 43.729166666666664 |
| Africa Eastern and Southern | 2009 | 46.520833333333336 |
| Africa Eastern and Southern | 2008 | 47.770833333333336 |
| Africa Eastern and Southern | 2007 | 54.4375 |
| Africa Eastern and Southern | 2006 | 60.0625 |
| Africa Eastern and Southern | 2005 | 66.77083333333333 |
| Africa Eastern and Southern | 2004 | 71.64285714285714 |
| Africa Eastern and Southern | 2003 | 77.61764705882354 |
| Africa Western and Central | 2019 | 15.259090909090908 |
| Africa Western and Central | 2018 | 17.745454545454546 |
| Africa Western and Central | 2017 | 17.904545454545453 |
| Africa Western and Central | 2016 | 24.2 |
| Africa Western and Central | 2015 | 25.172727272727272 |
| Africa Western and Central | 2014 | 25.422727272727272 |
| Africa Western and Central | 2013 | 29.33181818181818 |
| Africa Western and Central | 2012 | 35.76190476190476 |
| Africa Western and Central | 2011 | 37.61904761904762 |
| Africa Western and Central | 2010 | 49.80952380952381 |
| Africa Western and Central | 2009 | 50.80952380952381 |
| Africa Western and Central | 2008 | 54.95238095238095 |
| Africa Western and Central | 2007 | 55.833333333333336 |
| Africa Western and Central | 2006 | 59.833333333333336 |
| Africa Western and Central | 2005 | 59.525 |
| Africa Western and Central | 2004 | 43.8 |
| Africa Western and Central | 2003 | 45.4 |
