condition mean min max 2 h after light 67.61121666666666 30.878 140.778 6 h after light 82.7121 47.6907 128.282 10 h after light 110.56075 38.6358 172.602 14 h after light 140.36768333333333 57.1133 263.387 18 h after light 129.5083 62.9188 202.446 2 h after dark 82.42141666666666 29.9431 193.805