| 2006 | |
|---|---|
| Nyeri | 100.0 |
| Nyamira | 100.0 |
| Nandi | 96.2 |
| Nairobi (City) | 95.3 |
| Busia | 95.0 |
| Bomet | 94.9 |
| Kirinyaga | 94.8 |
| Kiambu | 94.4 |
| Baringo | 93.6 |
| Tana River | 92.8 |
| Kericho | 91.5 |
| Siaya | 90.7 |
| Samburu | 90.4 |
| Elgeyo Marakwet | 88.7 |
| Laikipia | 86.4 |
| Muranga | 84.7 |
| Embu | 84.7 |
| Nyandarua | 82.2 |
| Mombasa | 81.1 |
| Kisii | 80.4 |
| Meru | 79.7 |
| Bungoma | 79.2 |
| Lamu | 78.6 |
| Nakuru | 77.9 |
| Kisumu | 77.8 |
| Uasin Gishu | 77.7 |
| Machakos | 77.1 |
| Taita Taveta | 75.5 |
| Vihiga | 74.4 |
| Kajiado | 73.8 |
| Kitui | 73.0 |
| Homa Bay | 72.5 |
| Isiolo | 69.7 |
| Trans Nzoia | 66.7 |
| Migori | 66.4 |
| Kakamega | 64.6 |
| Turkana | 62.0 |
| Kwale | 61.5 |
| West Pokot | 59.3 |
| Marsabit | 57.7 |
| Kilifi | 54.8 |
| Narok | 54.4 |
| Wajir | 53.0 |
| Tharaka Nithi | 52.4 |
| Garissa | 50.4 |
| Makueni | 50.2 |
| Mandera | 21.2 |