condition mean min max 4 h after light 10.464945 10.349556 10.580334 8 h after light 12.129749499999999 11.738609 12.52089 12 h after light 11.475484 11.145925 11.805043 4 h after dark 12.428656 11.738609 13.118703 8 h after dark 11.7196995 11.70079 11.738609 12 h after dark 12.804101 12.804101 12.804101