condition	mean	min	max
4 h after light	3.381545	2.64371	4.11938
8 h after light	4.501145	4.18973	4.81256
12 h after light	4.170030000000001	4.06791	4.27215
4 h after dark	6.1958899999999995	5.69755	6.64439
8 h after dark	4.07585	3.44469	4.69461
12 h after dark	3.8615066666666666	3.79064	3.9825