condition mean min max 3 h after light 2.33660925 0.576471 3.83279 7 h after light 3.183885 1.59237 5.60489 11 h after light 2.7493483333333333 1.39511 4.23477 2 h after dark 3.367885 1.56197 6.17907 6 h after dark 3.3911241666666667 1.36011 6.84517 10 h after dark 2.9053816666666665 1.46118 4.59956