condition	mean	min	max
0 h after light	5.78647	5.65547	5.91747
4 h after light	5.213305	5.16517	5.26144
8 h after light	5.223509999999999	4.98206	5.46496
4 h after dark	6.45242	6.15369	6.75115
8 h after dark	6.175555	6.09659	6.25452
12 h after dark	5.510675	5.16643	5.85492