condition mean min max 0 h after light 70.51304999999999 70.3477 70.6784 4 h after light 35.1148 25.6261 44.6035 8 h after light 16.01455 16.0139 16.0152 4 h after dark 46.686400000000006 36.9468 56.426 8 h after dark 56.1335 52.9867 59.2803 12 h after dark 61.28675 47.664 74.9095