condition	mean	min	max
4 h after light	47.639250000000004	43.5095	51.769
8 h after light	51.67175	49.9778	53.3657
12 h after light	48.35155	47.4781	49.225
4 h after dark	54.341899999999995	51.9756	56.7082
8 h after dark	41.91055	41.2557	42.5654
12 h after dark	47.214	45.8868	48.5412