condition	mean	min	max
0 h after light	13.1851	12.1198	14.2504
4 h after light	14.2104	13.2001	15.2207
8 h after light	15.7215	15.7139	15.7291
4 h after dark	20.182250000000003	16.0253	24.3392
8 h after dark	21.2027	21.0722	21.3332
12 h after dark	13.85135	13.079	14.6237