condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0034865 0.0 0.0104595 12 h after light 0.028661700000000002 0.0 0.0652408 4 h after dark 0.01829043333333333 0.0 0.0548713 8 h after dark 0.0 0.0 0.0 12 h after dark 0.012653633333333332 0.0 0.0379609