condition mean min max 0 h after light 0.7152555 0.571592 0.858919 4 h after light 1.296284 0.845338 1.74723 8 h after light 3.01384 2.82752 3.20016 4 h after dark 0.8442835 0.561377 1.12719 8 h after dark 2.2624649999999997 1.97032 2.55461 12 h after dark 0.2791955 0.0 0.558391