condition mean min max 4 h after light 0.1434137 0.0735654 0.213262 8 h after light 0.03786325 0.0291465 0.04658 12 h after light 0.0169828 0.0 0.0339656 4 h after dark 0.013421666666666667 0.0 0.040265 8 h after dark 0.1184756 0.0426018 0.199063 12 h after dark 0.019504866666666665 0.0 0.0585146