condition	mean	min	max
4 h after light	24.4067	20.7451	28.0683
8 h after light	20.226300000000002	18.9655	21.4871
12 h after light	10.36968	7.40796	13.3314
4 h after dark	12.536285	9.87727	15.1953
8 h after dark	11.99475	10.7712	13.2183
12 h after dark	21.1095	20.6127	21.6063