| Part A | Decrease in Basic Energy Rates | |
| (a) | Value of excess return X 50% | (1) |
| (b) | Total kilowatt hour sales for industrial consumers in preceding calendar year | (2) |
| (c) | Total kilowatt hour sales for hotel consumers in the preceding calendar year | (3) |
| (d) | Sum of Sum (2) plus sum (3) | (4) |
| (e) | Decrease in basic energy rates for industrial consumers and hotel consumes in cents per kilowatt hour: | |
| Sum (1) divided by Sum (4) | |
| Part B | Decrease in Basic Energy Rates | |
| (a) | Value of excess return X 50% | (1) |
| (b) | Total kilowatt hour sales for industrial consumers in preceding calendar year | (2) |
| (c) | Total kilowatt hour sales for hotel consumers in the preceding calendar year | (3) |
| (d) | Total kilowatt hour sales for consumers or group of consumers in need of special protection in the preceding calendar year | (4) |
| (e) | Sum of Sum (2) plus sum (3) plus Sum (4) | (5) |
| (f) | Decrease in basic energy rates for industrial consumers, hotel consumers or group of consumers in need of special protection in cents per kilowatt hour: | |
| Sum (1) divided by Sum (5) | |
Part C | |
Increase in Basic Energy Rates | |
| (a) | Value of deficit return | (1) |
| (b) | Total kilowatt hour sales in preceding calendar year | (2) |
| (c) | Increase in basic energy rates in cents per kilowatt hour: | |
| Sum (1) divided by Sum (2). | |