condition	mean	min	max
4 h after light	1.897335	1.7254	2.06927
8 h after light	2.03532	1.74777	2.32287
12 h after light	1.6709800000000001	1.21783	2.12413
4 h after dark	2.9422333333333333	2.31701	3.55652
8 h after dark	3.24458	2.40978	4.27337
12 h after dark	2.6107333333333336	1.92589	3.5285