condition	mean	min	max
4 h after light	55.3	55.3	55.3
8 h after light	41.8	30.9	52.7
12 h after light	36.95	36.4	37.5
4 h after dark	47.45	32.0	62.9
8 h after dark	53.15	35.8	70.5
12 h after dark	46.1	36.1	56.1