condition mean min max 2 h after light 50.252233333333336 43.1612 60.3783 6 h after light 48.66165 41.5891 54.4559 10 h after light 61.0523 42.1146 77.0679 14 h after light 52.343133333333334 45.0304 59.0573 18 h after light 50.0042 44.9751 58.2888 2 h after dark 43.8905 36.7572 49.436