condition mean min max 4 h after light 46.24515 41.5095 50.9808 8 h after light 42.425250000000005 40.3808 44.4697 12 h after light 117.57900000000001 113.879 121.279 4 h after dark 177.88066666666666 176.153 180.439 8 h after dark 132.64033333333333 126.613 143.283 12 h after dark 78.90193333333333 71.1213 85.9328