condition	mean	min	max
4 h after light	43.22285	39.6128	46.8329
8 h after light	29.82345	28.4626	31.1843
12 h after light	40.90425	40.3959	41.4126
4 h after dark	80.1512	78.2421	82.9496
8 h after dark	80.65876666666666	71.3044	86.2933
12 h after dark	72.71733333333333	69.4478	75.4129