| Utility from clam consumption | Utility from potato consumption | ||
| Quantity of clams (pounds) | Utility from clams (utils) | Quantity of potatoes (pounds) | Utility from potatoes (utils) |
| 0 | 0 | 0 | 0 |
| 1 | 15 | 1 | 11.5 |
| 2 | 25 | 2 | 21.4 |
| 3 | 31 | 3 | 29.8 |
| 4 | 34 | 4 | 36.8 |
| 5 | 36 | 5 | 42.5 |
| 6 | 47.0 | ||
| 7 | 50.5 | ||
| 8 | 53.2 | ||
| 9 | 55.2 | ||
| 10 | 56.7 | ||