| Year | Egypt |
| 2000 | 21.43% |
| 2001 | 21.43% |
| 2002 | 21.43% |
| 2003 | 24.27% |
| 2004 | 24.06% |
| 2005 | 25.44% |
| 2006 | 24.19% |
| 2007 | 21.82% |
| 2008 | 21.15% |
| 2009 | 21.17% |
| 2010 | 20.04% |
| 2011 | 20.27% |
| 2012 | 20.13% |
| 2013 | 20.09% |
| 2014 | 20.21% |
| 2015 | 19.84% |
| 2016 | 19.68% |
| 2017 | 19.10% |
| Average | 21.43% |