condition	mean	min	max
4 h after light	1.78121	1.65557	1.90685
8 h after light	2.814425	2.78038	2.84847
12 h after light	2.5089	2.35856	2.65924
4 h after dark	3.1933949999999998	3.04071	3.34608
8 h after dark	4.009195	3.5641	4.45429
12 h after dark	2.846135	2.6952	2.99707