condition mean min max 2 h after light 0.4377615 0.141541 0.81376 6 h after light 0.691381 0.219011 1.81695 10 h after light 0.45785116666666664 0.135136 0.963222 14 h after light 0.5772128333333334 0.0 2.39062 18 h after light 0.3694486666666667 0.131299 1.2875 2 h after dark 0.3158415 0.0 0.846488