condition mean min max 2 h after light 0.480928 0.339136 0.701056 6 h after light 0.128629 0.0 0.385887 10 h after light 0.3987463333333333 0.336647 0.475231 2 h after dark 1.0180353333333332 0.0 2.19487 6 h after dark 0.27523733333333333 0.0 0.825712 10 h after dark 0.759497 0.418862 0.966946