condition mean min max 4 h after light 10.966326500000001 10.269157 11.663496 8 h after light 10.092425 9.964807 10.220043 12 h after light 10.7615195 10.141265 11.381774 4 h after dark 9.625927 8.728434 10.52342 8 h after dark 9.835102 9.450161 10.220043 12 h after dark 10.563033 10.563033 10.563033