condition mean min max 4 h after light 9.8788395 9.151506 10.606173 8 h after light 11.762441500000001 9.90924 13.615643 12 h after light 12.021118000000001 11.265033 12.777203 4 h after dark 11.0777035 10.314015 11.841392 8 h after dark 11.0016715 10.688332 11.315011 12 h after dark 10.296473 10.296473 10.296473