condition mean min max 3 h after light 0.995509 0.90397 1.13991 6 h after light 2.0299666666666667 1.10905 3.19616 9 h after light 5.549516666666666 3.25355 8.34771 12 h after light 9.125585 0.90004 12.5116 3 h after dark 6.714123333333333 5.92195 7.66852 6 h after dark 2.81322 2.47382 3.40286 9 h after dark 1.3385500000000001 1.00386 1.81838 12 h after dark 0.6439115 0.576765 0.711058