condition	mean	min	max
4 h after light	41.939899999999994	41.6408	42.239
8 h after light	28.68945	26.527	30.8519
12 h after light	32.08185	31.1067	33.057
4 h after dark	57.72165	56.792	58.6513
8 h after dark	62.808949999999996	61.2733	64.3446
12 h after dark	57.45725	56.0542	58.8603