condition	mean	min	max
4 h after light	2.6570386666666668	2.601036	2.7538150000000003
8 h after light	1.9936743333333333	1.4945709999999999	2.2953900000000003
12 h after light	1.324523	1.242076	1.446102
16 h after light	2.6891303333333334	2.3752560000000003	3.1221099999999997
4 h after dark	2.1895526666666667	2.009624	2.449145
8 h after dark	1.45465	1.40583	1.4900360000000001