condition mean min max 4 h after light 93.803575 61.624932 125.982218 8 h after light 146.11497500000002 138.560917 153.669033 12 h after light 144.138202 137.296469 150.979935 4 h after dark 170.9455365 150.988221 190.902852 8 h after dark 160.5967845 150.269205 170.924364 12 h after dark 73.618989 73.618989 73.618989