| 2006 | |
|---|---|
| Kirinyaga | 100.0 |
| Nyandarua | 100.0 |
| Nyeri | 100.0 |
| Kwale | 100.0 |
| Lamu | 100.0 |
| Taita Taveta | 100.0 |
| Machakos | 100.0 |
| Nyamira | 100.0 |
| Bomet | 100.0 |
| Laikipia | 100.0 |
| Vihiga | 100.0 |
| Embu | 98.5 |
| Busia | 98.2 |
| Kericho | 98.0 |
| Nairobi | 97.6 |
| Narok | 97.6 |
| Elgeyo Marakwet | 97.0 |
| Samburu | 96.8 |
| Mombasa | 96.5 |
| Tana River | 96.5 |
| Kajiado | 96.5 |
| Uasin Gishu | 96.5 |
| Baringo | 96.4 |
| Isiolo | 96.3 |
| Nandi | 96.2 |
| Kakamega | 94.8 |
| Makueni | 94.6 |
| Kiambu | 94.4 |
| Meru | 93.9 |
| Siaya | 93.8 |
| Kisii | 92.6 |
| Tharaka Nithi | 92.5 |
| Homa Bay | 92.5 |
| Kilifi | 91.6 |
| Marsabit | 91.4 |
| Muranga | 90.7 |
| Nakuru | 90.6 |
| Kitui | 90.1 |
| Kisumu | 90.0 |
| Trans Nzoia | 89.9 |
| Bungoma | 86.0 |
| Turkana | 83.8 |
| Migori | 82.9 |
| Wajir | 75.5 |
| West Pokot | 72.6 |
| Garissa | 65.8 |
| Mandera | 30.9 |