condition mean min max 4 h after light 14.1132415 13.291517 14.934966 8 h after light 12.292128 11.832133 12.752123 12 h after light 13.153019 12.169442 14.136596 4 h after dark 13.684509 13.016635 14.352383 8 h after dark 13.1321265 13.053583 13.21067 12 h after dark 12.041269 12.041269 12.041269