condition mean min max 2 h after light 0.3452746666666667 0.0 0.874801 6 h after light 0.23888183333333332 0.0 0.766743 10 h after light 0.22658266666666668 0.0 0.634363 14 h after light 0.2455645 0.0 0.569364 18 h after light 0.27121850000000003 0.0 0.447832 2 h after dark 0.113329 0.0 0.422845