condition mean min max 4 h after light 188.71605599999998 59.993659 317.438453 8 h after light 173.8562205 167.739546 179.972895 12 h after light 368.15538150000003 115.840628 620.470135 4 h after dark 872.311953 433.699542 1310.924364 8 h after dark 1303.96641 668.078211 1939.854609 12 h after dark 886.602432 886.602432 886.602432