| Value | Category |
|---|---|
| 10 | Nairobi |
| 21 | Kiambu |
| 22 | Kirinyaga |
| 23 | Muranga |
| 24 | Nyandarua |
| 25 | Nyeri |
| 26 | Central Province not specified |
| 31 | Kilifi |
| 32 | Kwale |
| 33 | Lamu |
| 34 | Mombasa |
| 35 | Taita Taveta |
| 36 | Tana River |
| 37 | Coast Province not specified |
| 41 | Embu |
| 42 | Isiolo |
| 43 | Kitui |
| 44 | Machakos |
| 45 | Marsabit |
| 46 | Meru |
| 47 | Eastern Province not specified |
| 51 | Garissa |
| 52 | Mandera |
| 53 | Wajir |
| 54 | N.E Province not specified |
| 61 | Kisii |
| 62 | Kisumu |
| 63 | Siaya |
| 64 | South Nyanza |
| 65 | Nyanza Province not specified |
| 71 | Kajiado |
| 72 | Kericho |
| 73 | Laikipia |
| 74 | Nakuru |
| 75 | Nandi |
| 76 | Narok |
| 81 | Baringo |
| 82 | Elgeyo Markwet |
| 83 | Samburu |
| 84 | Trans Nzoia |
| 85 | Turkana |
| 86 | Uasin Gishu |
| 87 | West Pokot |
| 88 | R.Valley Province not specified |
| 91 | Bungoma |
| 92 | Busia |
| 93 | Kakamega |
| 94 | Western Province not specified |
| 95 | Kenya not specified |
| 96 | Tanzania |
| 97 | Uganda |
| 98 | Born Elsewhere |
| 99 | Unknown |