condition mean min max 4 h after light 0.349472 0.318397 0.380547 8 h after light 0.231028 0.224534 0.237522 12 h after light 0.27980550000000004 0.220447 0.339164 4 h after dark 0.2983 0.262386 0.357489 8 h after dark 0.324824 0.22187 0.482455 12 h after dark 0.2898036666666667 0.0 0.493709