condition mean min max 1 h after light 12.985721205 11.2681651 14.70327731 3 h after light 12.036050463333334 11.19202242 13.15411472 5 h after light 16.14342697 13.64683208 18.62807089 7 h after light 17.90746653 15.31561643 19.71069649 9 h after light 22.494061076666664 21.47600545 23.15701136 11 h after light 19.57832265 17.84678829 20.92705046 1 h after dark 18.83158744 17.27829747 21.76945429 3 h after dark 21.07452047 20.08708282 22.88529995 5 h after dark 17.143200256666667 15.20918051 18.38262799 7 h after dark 17.7486686 17.27900922 18.040717899999997 9 h after dark 14.606987613333335 12.65579885 17.06762421 11 h after dark 14.906199449999999 14.31822978 15.26382842