condition mean min max 4 h after light 10.067905 9.94001 10.1958 8 h after light 11.138300000000001 10.6967 11.5799 12 h after light 9.33456 9.04459 9.62453 4 h after dark 13.431000000000001 12.2525 14.6095 8 h after dark 12.94225 12.0522 13.8323 12 h after dark 12.129950000000001 11.8741 12.3858