condition	mean	min	max
4 h after light	3.508702333333333	3.4118449999999996	3.62561
8 h after light	2.520246	1.541275	3.036808
12 h after light	2.0403000000000002	1.498817	2.908933
16 h after light	3.3571869999999997	2.7438029999999998	3.9661809999999997
4 h after dark	2.8544103333333335	2.53857	3.3262980000000004
8 h after dark	1.7675666666666667	1.6247040000000001	1.849113