condition mean min max 0 h after light 12.299150000000001 11.7145 12.8838 2 h after light 14.408850000000001 13.4997 15.318 4 h after light 17.998649999999998 17.1416 18.8557 8 h after light 24.640700000000002 23.2072 26.0742 12 h after light 28.925449999999998 27.4189 30.432 2 h after dark 29.63635 25.4831 33.7896 4 h after dark 24.838549999999998 24.1004 25.5767 8 h after dark 17.2485 16.6285 17.8685 12 h after dark 13.242899999999999 12.7488 13.737