condition	mean	min	max
4 h after light	67.7	67.7	67.7
8 h after light	72.6	44.1	101.1
12 h after light	23.8	12.6	35.0
4 h after dark	52.05	48.9	55.2
8 h after dark	54.05	52.4	55.7
12 h after dark	73.6	61.6	85.6