condition	mean	min	max
4 h after light	2.8	2.8	2.8
8 h after light	5.3	5.1	5.5
12 h after light	7.0	5.3	8.7
4 h after dark	29.9	27.0	32.8
8 h after dark	11.149999999999999	10.7	11.6
12 h after dark	12.399999999999999	3.4	21.4