condition mean min max 3 h after light 0.187181 0.174132 0.210855 6 h after light 0.28815166666666664 0.138919 0.570252 9 h after light 0.7975293333333333 0.728733 0.912163 12 h after light 2.54442 2.15629 2.91582 3 h after dark 1.345497 0.851411 1.63814 6 h after dark 1.60219 1.25349 1.94271 9 h after dark 0.8802823333333333 0.71583 0.981138 12 h after dark 0.5083529999999999 0.33515 0.71498