condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.01540565 0.0 0.0308113 12 h after light 0.0 0.0 0.0 4 h after dark 0.0500495 0.0 0.100099 8 h after dark 0.01648245 0.0 0.0329649 12 h after dark 0.0 0.0 0.0