condition mean min max 0 h after light 49.3664 46.297 52.4358 2 h after light 38.359449999999995 37.2148 39.5041 4 h after light 36.04685 33.3324 38.7613 8 h after light 31.8215 26.3119 37.3311 12 h after light 43.6007 41.4253 45.7761 2 h after dark 51.192350000000005 49.1293 53.2554 4 h after dark 56.74525 54.4416 59.0489 8 h after dark 54.2655 49.1753 59.3557 12 h after dark 53.41375 48.1099 58.7176