condition mean min max 3 h after light 1.6433393333333335 0.878338 2.09634 6 h after light 4.139673333333333 3.5776 4.86884 9 h after light 5.06549 4.02799 5.90569 12 h after light 7.102261 0.638094 10.4426 3 h after dark 7.384813333333333 6.78357 8.24847 6 h after dark 4.8673166666666665 3.12549 6.63261 9 h after dark 2.63745 2.16221 3.50764 12 h after dark 1.126465 1.11962 1.13331