condition	mean	min	max
4 h after light	2.366785	1.80537	2.9282
8 h after light	2.95464	2.86889	3.04039
12 h after light	2.72573	2.50364	2.94782
4 h after dark	3.2333999999999996	2.9997	3.4671
8 h after dark	3.030195	2.97999	3.0804
12 h after dark	3.11088	3.04355	3.17821