This is not a real-time display, so your addition to the Registry may not be calculated immediately.
| Model | Count |
 |
| Pre-Production | 10 | |
| Mark I | 21 | |
| Mark II | 23 | |
| Mark IIB | 28 | |
| Mark IIC | 10 | |
| Mark IIC+ | 46 | |
| Mark III None or Black Dot | 11 | |
| Mark III Purple Stripe | 7 | |
| Mark III Red Stripe | 9 | |
| Mark III Blue Stripe | 18 | |
| Mark III Green Stripe | 10 | |
| Mark I Reissue | 3 | |
| Mark IV | 21 | |
| Series 300 | 5 | |
| SOB | 5 | |
| Extension Cabinet | 6 | |
| Unknown | 1 | |
| Total | 234 |