condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.22826333333333335 0.0 1.36958 14 h after light 0.21253 0.0 1.27518 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0