condition mean min max 2 h after light 0.31000683333333334 0.0 0.689662 6 h after light 0.19518566666666667 0.0 0.477405 10 h after light 0.49061116666666665 0.220554 0.789115 14 h after light 0.52575925 0.0775255 0.997087 18 h after light 0.5476995 0.161458 0.822628 2 h after dark 0.397547 0.17303 0.62478