condition	mean	min	max
4 h after light	4.878534999999999	4.83277	4.9243
8 h after light	17.7222	16.2393	19.2051
12 h after light	11.149650000000001	10.6811	11.6182
4 h after dark	4.953026666666667	4.58377	5.19397
8 h after dark	2.22644	1.8738	2.4655
12 h after dark	2.0729699999999998	1.8545	2.24279