condition mean min max 2 h after light 191.243 187.181 197.7 6 h after light 171.63466666666667 148.737 187.645 10 h after light 177.68633333333332 171.951 183.117 2 h after dark 158.931 146.733 168.755 6 h after dark 125.33466666666666 124.086 127.013 10 h after dark 110.01599999999999 105.517 112.725