condition mean min max 0 h after light 0.112055 0.0 0.22411 4 h after light 0.3289025 0.112673 0.545132 8 h after light 0.334531 0.218805 0.450257 4 h after dark 0.054302 0.0 0.108604 8 h after dark 0.0 0.0 0.0 12 h after dark 0.327688 0.32408 0.331296