condition	mean	min	max
0 h after light	9.400105	9.24484	9.55537
4 h after light	9.5548	8.633	10.4766
8 h after light	8.008904999999999	7.54848	8.46933
4 h after dark	11.19145	10.8476	11.5353
8 h after dark	10.869050000000001	10.717	11.0211
12 h after dark	10.96565	10.6834	11.2479