condition	mean	min	max
4 h after light	3.4706886666666668	3.3620900000000002	3.593468
8 h after light	2.4981663333333333	1.537843	3.013976
12 h after light	1.821002	1.696969	1.9034209999999998
16 h after light	3.320292	2.732236	3.907564
4 h after dark	2.8049600000000003	2.492608	3.2867610000000003
8 h after dark	1.7483656666666667	1.613597	1.8302720000000001