condition mean min max 2 h after light 161.96433333333334 158.41 166.858 6 h after light 104.3727 92.8151 112.094 10 h after light 105.55273333333334 93.0662 122.261 2 h after dark 21.0479 19.9359 22.6023 6 h after dark 19.6298 19.3915 19.9834 10 h after dark 18.5506 17.3319 19.2222