condition mean min max 0 h after light 8.038654999999999 8.00738 8.06993 2 h after light 6.26125 5.73826 6.78424 4 h after light 6.430265 5.71981 7.14072 8 h after light 33.4072 31.8024 35.012 12 h after light 24.190199999999997 19.5495 28.8309 2 h after dark 17.103749999999998 15.5666 18.6409 4 h after dark 13.2483 12.7314 13.7652 8 h after dark 9.128275 8.96265 9.2939 12 h after dark 5.26571 4.98467 5.54675