condition mean min max 0 h after light 0.0191549 0.0 0.0383098 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.01978195 0.0 0.0395639 12 h after light 0.02186505 0.0 0.0437301 2 h after dark 0.02144065 0.0 0.0428813 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0