Few permutations
| NaN |
| 40 |  0.05156 (0.01451-0.1672) |
| 60 |  0.05091 (0.01762-0.1383) |
| 100 |  0.05122 (0.02229-0.1134) |
| 200 |  0.05118 (0.02823-0.09105) |
| 300 |  0.05113 (0.0314-0.08222) |
| 500 |  0.05095 (0.03487-0.07388) |
| 1000 |  0.05103 (0.03903-0.06647) |
| 2000 |  0.05102 (0.04221-0.06156) |
| 5000 |  0.05102 (0.04526-0.05747) |