condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.03264365 0.0 0.0652873 4 h after light 0.085503 0.0 0.171006 8 h after light 0.0898551 0.0600552 0.119655 12 h after light 0.02920245 0.0 0.0584049 2 h after dark 0.059868 0.0 0.119736 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0