condition mean min max 0 h after light 0.9537944999999999 0.769959 1.13763 4 h after light 0.4365205 0.405687 0.467354 8 h after light 0.9347890000000001 0.901217 0.968361 4 h after dark 1.644795 1.41754 1.87205 8 h after dark 0.7164835 0.647217 0.78575 12 h after dark 0.8723669999999999 0.698854 1.04588