condition	mean	min	max
3 h after light	20310.0525	9990.83	30892.4
7 h after light	19296.835	9353.52	28877.7
11 h after light	21158.225	10244.0	32614.9
2 h after dark	21369.166666666668	11608.2	33202.1
6 h after dark	20632.425	10545.2	32675.6
10 h after dark	20357.25	10187.5	32894.3