| Vehicles | ||
| Miles | ||
| MPG | ||
 Per gallon |
||
| Per gasoline gallon equivalent (GGE) |
||
| Per Vehicle |
CNG |
Fuel |
 ...Gallons Equivalent |
... Gallons |
| ... Annual Fuel Cost |
... Annual Fuel Cost |
Investment payback in: |
 ... Years |
 |
... | ||