condition mean min max 2 h after light 0.3213225 0.0 0.706658 6 h after light 0.27511966666666665 0.100793 0.490664 10 h after light 0.2002272 0.0500937 0.43106 14 h after light 0.26073599999999997 0.0 0.444811 18 h after light 0.337998 0.123476 0.764779 2 h after dark 0.34064533333333336 0.129757 0.764491