condition	mean	min	max
4 h after light	3.412515	2.32642	4.49861
8 h after light	2.583405	2.53345	2.63336
12 h after light	2.38605	2.14381	2.62829
4 h after dark	2.9193866666666666	2.55801	3.49988
8 h after dark	3.3297133333333333	3.09481	3.71818
12 h after dark	3.82324	3.34942	4.0723