| Rν | Number of summation terms (n) |
| 0.1 | 101 |
| 0.2 | 65 |
| 0.3 | 50 |
| 0.4 | 50 |
| 0.5 | 35 |
| 0.6 | 30 |
| 0.7 | 25 |
| 0.8 | 22 |
| 0.9 - 1.4 | 20 |
| 1.5 - 1.9 | 15 |
| 2.0 - 2.9 | 10 |
| 3.0 - 3.9 | 8 |
| 4.0 - 4.9 | 6 |
| 5.0 - 9.9 | 4 |
| 10.0 - 24.9 | 3 |
| ≥25.0 | 1 |