condition mean min max 4 h after light 1.039142 0.945434 1.13285 8 h after light 1.6157050000000002 1.38349 1.84792 12 h after light 1.56054 1.25863 1.86245 4 h after dark 3.1443933333333334 2.67537 3.90978 8 h after dark 1.71835 1.53497 1.81941 12 h after dark 2.061053333333333 1.91662 2.19434