condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.2439695 0.239956 0.247983 8 h after light 0.0 0.0 0.0 4 h after dark 0.12080745000000001 0.0599929 0.181622 8 h after dark 0.060429 0.0 0.120858 12 h after dark 0.0613155 0.0 0.122631