condition mean min max 4 h after light 14.366810000000001 14.234242 14.499378 8 h after light 12.265510500000001 12.197791 12.33323 12 h after light 11.727161500000001 11.121093 12.33323 4 h after dark 12.191649 12.050068 12.33323 8 h after dark 12.33323 12.33323 12.33323 12 h after dark 13.844453 13.844453 13.844453