condition	mean	min	max
4 h after light	2.9279583333333337	2.8339380000000003	3.1071400000000002
8 h after light	2.1447339999999997	1.537018	2.481163
12 h after light	1.429038	1.3221180000000001	1.5348030000000001
16 h after light	2.884627666666667	2.460659	3.4195599999999997
4 h after dark	2.3455833333333334	2.144421	2.661556
8 h after dark	1.9607136666666667	1.531583	2.770493