condition	mean	min	max
0 h after light	1.73397	1.48475	1.98319
4 h after light	4.22927	3.41572	5.04282
8 h after light	2.47652	2.01518	2.93786
4 h after dark	2.193075	1.45821	2.92794
8 h after dark	2.93896	2.43715	3.44077
12 h after dark	1.950085	1.48275	2.41742