condition	mean	min	max
4 h after light	2.182855	1.9433	2.42241
8 h after light	1.969805	1.84784	2.09177
12 h after light	0.995134	0.687878	1.30239
4 h after dark	1.5516066666666666	1.20546	1.85752
8 h after dark	1.43102	1.16288	1.57753
12 h after dark	2.63542	2.31858	3.12256