condition mean min max 2 h after light 0.8094533333333334 0.0 2.42836 6 h after light 0.695533 0.0 1.52338 10 h after light 0.5347000000000001 0.0 1.6041 2 h after dark 0.71615 0.0 1.40621 6 h after dark 0.0 0.0 0.0 10 h after dark 0.0 0.0 0.0