condition mean min max 2 h after light 25.56174 9.57664 51.5433 6 h after light 147.82018333333332 52.1086 376.868 10 h after light 177.42385 53.2621 393.022 14 h after light 197.87601666666666 35.1636 628.567 18 h after light 65.3251 16.4802 179.22 2 h after dark 17.66032 3.00928 44.0499