condition	mean	min	max
4 h after light	31.29625	29.4098	33.1827
8 h after light	22.65705	18.6807	26.6334
12 h after light	17.34585	12.2423	22.4494
4 h after dark	35.027100000000004	27.9496	41.5968
8 h after dark	41.58053333333333	34.864	51.0395
12 h after dark	26.9663	21.0029	30.3394