condition	mean	min	max
4 h after light	1.435735	1.33442	1.53705
8 h after light	1.300495	1.22658	1.37441
12 h after light	1.469405	1.32871	1.6101
4 h after dark	2.45269	2.39564	2.50416
8 h after dark	1.69812	1.54063	1.79282
12 h after dark	1.2411166666666666	1.21709	1.28652