condition	mean	min	max
4 h after light	53.173786	51.628172	54.7194
8 h after light	65.6733215	53.309662	78.036981
12 h after light	58.8176105	49.268619	68.366602
4 h after dark	69.39427850000001	68.551832	70.236725
8 h after dark	64.3273055	58.269635	70.384976
12 h after dark	65.550629	65.550629	65.550629