condition	mean	min	max
0 h after light	11.86735	11.5109	12.2238
4 h after light	5.24687	3.98565	6.50809
8 h after light	7.243565	6.77241	7.71472
4 h after dark	7.5818650000000005	5.76256	9.40117
8 h after dark	8.100585	7.9457	8.25547
12 h after dark	9.561409999999999	7.40372	11.7191