condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.3263915 0.0 0.652783 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.6991415 0.654462 0.743821 2 h after dark 0.3646915 0.0 0.729383 4 h after dark 0.0 0.0 0.0 8 h after dark 0.366464 0.0 0.732928 12 h after dark 0.0 0.0 0.0