condition mean min max 2 h after light 0.12597533333333333 0.0 0.755852 6 h after light 0.0 0.0 0.0 10 h after light 0.0556395 0.0 0.333837 14 h after light 0.0 0.0 0.0 18 h after light 0.006058533333333334 0.0 0.0363512 2 h after dark 0.0 0.0 0.0