condition mean min max 0 h after light 4.986105 3.763 6.20921 2 h after light 1.53447 1.12794 1.941 4 h after light 2.53746 1.79374 3.28118 8 h after light 4.720940000000001 4.25107 5.19081 12 h after light 11.6646 10.7935 12.5357 2 h after dark 12.5839 12.524 12.6438 4 h after dark 9.46631 6.04802 12.8846 8 h after dark 9.3506 9.34408 9.35712 12 h after dark 5.8399 4.27244 7.40736