condition	mean	min	max
4 h after light	2.1	2.1	2.1
8 h after light	5.6	5.2	6.0
12 h after light	31.450000000000003	26.7	36.2
4 h after dark	33.25	25.3	41.2
8 h after dark	2.8	1.3	4.3
12 h after dark	3.25	2.5	4.0