condition	mean	min	max
0 h after light	2.30064	1.92702	2.67426
4 h after light	1.9498600000000001	1.86439	2.03533
8 h after light	1.78665	1.62379	1.94951
4 h after dark	2.263665	1.56666	2.96067
8 h after dark	1.879185	1.86387	1.8945
12 h after dark	2.36709	2.01666	2.71752