condition mean min max 0 h after light 0.220757 0.22056 0.220954 4 h after light 1.1054849999999998 1.0873 1.12367 8 h after light 0.6577835000000001 0.224517 1.09105 4 h after dark 1.517611 0.652422 2.3828 8 h after dark 0.8716425 0.657165 1.08612 12 h after dark 0.215466 0.0 0.430932