condition mean min max 3 h after light 0.74799875 0.281691 1.16912 7 h after light 1.1352516666666665 0.317487 1.99101 11 h after light 1.1565189166666667 0.386546 2.10395 2 h after dark 1.65379025 0.712979 3.16204 6 h after dark 1.2490421666666667 0.505319 1.88832 10 h after dark 0.69588225 0.169964 1.16217