condition mean min max 0 h after light 0.150722 0.0 0.301444 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.2880845 0.0 0.576169 12 h after light 0.4060655 0.0 0.812131 2 h after dark 0.300855 0.28828 0.31343 4 h after dark 0.1345655 0.0 0.269131 8 h after dark 0.0 0.0 0.0 12 h after dark 0.094932 0.0 0.189864