condition mean min max 4 h after light 141.8752365 77.237811 206.512662 8 h after light 190.9479795 166.232057 215.663902 12 h after light 119.59831199999999 93.057948 146.138676 4 h after dark 187.950525 151.951693 223.949357 8 h after dark 202.3920605 156.60059 248.183531 12 h after dark 173.479561 173.479561 173.479561