condition mean min max 0 h after light 0.326346 0.0 0.652692 2 h after light 0.3220155 0.303686 0.340345 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.9521395 0.917826 0.986453 12 h after dark 0.3235935 0.0 0.647187