| Year | |||||
---|---|---|---|---|---|---|
 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 |
Total | 24.6 | 26.1 | 27.3 | 27.5 | 28.2 | 28.0 |
Mother's Education | Â | Â | Â | Â | Â | Â |
   No school | 28.9 | 30.7 | 32.3 | 33.7 | 32.7 | 33.4 |
   Primary school | 25.8 | 27.7 | 28.8 | 29.9 | 31.1 | 30.0 |
   Junior high school | 23.3 | 24.8 | 26.6 | 27.4 | 25.6 | 27.5 |
   High school | 20.7 | 22.3 | 23.0 | 24.1 | 22.0 | 24.0 |
   > High | 16.3 | 14.9 | 20.2 | 19.4 | 17.0 | 18.7 |
Expenditure Quintile** | Â | Â | Â | Â | Â | Â |
   Lowest | 28.3 | 28.9 | 32.1 | 33.1 | 30.7 | 32.8 |
   Second | 24.8 | 27.5 | 28.1 | 28.8 | 29.3 | 28.6 |
   Middle | 24.4 | 26.7 | 25.7 | 27.0 | 27.1 | 26.8 |
   Fourth | 21.2 | 24.2 | 23.5 | 25.4 | 23.7 | 25.3 |
   Highest | 18.1 | 18.3 | 19.5 | 21.1 | 20.3 | 20.3 |