condition mean min max 2 h after light 51.44706666666667 31.4576 66.1191 6 h after light 45.3219 32.3521 62.1746 10 h after light 43.4407 32.7411 54.6158 14 h after light 50.742266666666666 38.7639 68.5243 18 h after light 48.74505 31.8097 74.5923 2 h after dark 49.974916666666665 32.7228 65.9199