condition	mean	min	max
4 h after light	3204.1	3204.1	3204.1
8 h after light	3216.2	3200.0	3232.4
12 h after light	2230.1	1625.0	2835.2
4 h after dark	1326.8	1049.1	1604.5
8 h after dark	1294.8	998.9	1590.7
12 h after dark	1861.4	1537.7	2185.1