condition mean min max 0 h after light 11.32215 10.9446 11.6997 2 h after light 2.343795 2.2341 2.45349 4 h after light 13.198350000000001 12.4425 13.9542 8 h after light 31.311 26.7949 35.8271 12 h after light 14.062750000000001 13.3667 14.7588 2 h after dark 17.3249 16.4483 18.2015 4 h after dark 17.04465 15.0799 19.0094 8 h after dark 7.58348 6.28419 8.88277 12 h after dark 2.1258999999999997 1.96427 2.28753