condition	mean	min	max
4 h after light	3.5	3.5	3.5
8 h after light	11.399999999999999	4.6	18.2
12 h after light	21.75	18.5	25.0
4 h after dark	33.7	24.0	43.4
8 h after dark	4.6	4.4	4.8
12 h after dark	21.2	1.4	41.0