condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.10114 0.0 0.16505 9 h after light 0.21610833333333332 0.0 0.412195 12 h after light 0.5200976666666667 0.344481 0.71495 3 h after dark 0.48757 0.0 0.884673 6 h after dark 0.347179 0.182222 0.453147 9 h after dark 0.322573 0.152922 0.582848 12 h after dark 0.212368 0.0 0.637104