condition mean min max 1 h after light 4.1985855789999995 4.1985855789999995 4.1985855789999995 3 h after light 4.1660521935000006 3.316697346 5.0154070410000005 5 h after light 4.376124411499999 4.034129832 4.718118991 7 h after light 6.6087677105 6.3027359679999995 6.914799453 9 h after light 5.6592956025 4.952677649 6.365913556000001 11 h after light 7.851607855 7.577759607000001 8.125456103 1 h after dark 8.047559671 7.543575317 8.551544025 3 h after dark 6.6440985605 4.384543386 8.903653735 5 h after dark 5.293551024 4.363482272 6.2236197760000005 7 h after dark 5.021449277 4.709813669 5.333084885 9 h after dark 5.9796422035 5.233518051 6.725766356 11 h after dark 10.0517193445 6.705798789 13.3976399