condition	mean	min	max
4 h after light	4.7274650000000005	4.36349	5.09144
8 h after light	15.624500000000001	14.0906	17.1584
12 h after light	61.28675	60.0869	62.4866
4 h after dark	15.8354	12.8968	17.5467
8 h after dark	6.2664	5.75607	6.88581
12 h after dark	3.254506666666667	2.19107	4.59876