condition	mean	min	max
4 h after light	6.526745	6.14478	6.90871
8 h after light	4.207195	3.89073	4.52366
12 h after light	3.4000950000000003	3.23964	3.56055
4 h after dark	3.9295466666666665	3.77231	4.16703
8 h after dark	3.1444866666666664	3.04974	3.25806
12 h after dark	4.084876666666666	3.16891	4.5944