condition mean min max 3 h after light 48.0782 44.0527 54.6247 6 h after light 45.8629 44.2289 47.265 9 h after light 48.2775 37.3243 58.8098 12 h after light 60.202933333333334 47.9593 77.5039 3 h after dark 68.91053333333333 60.8629 76.9239 6 h after dark 110.2653 94.8039 125.619 9 h after dark 97.58233333333334 92.8854 101.062 12 h after dark 52.65833333333333 45.3782 57.5182