condition mean min max 4 h after light 10.745682 9.896573 11.594791 8 h after light 10.5574355 10.010008 11.104863 12 h after light 11.184883 9.707831 12.661935 4 h after dark 10.21234 9.994791 10.429889 8 h after dark 11.398991500000001 10.293559 12.504424 12 h after dark 9.022254 9.022254 9.022254