condition	mean	min	max
0 h after light	20.8516	18.6929	23.0103
2 h after light	20.72285	19.0422	22.4035
4 h after light	14.933699999999998	13.8392	16.0282
8 h after light	17.031750000000002	16.6983	17.3652
12 h after light	15.00365	14.9719	15.0354
2 h after dark	16.56875	15.2733	17.8642
4 h after dark	16.038249999999998	15.1615	16.915
8 h after dark	21.89895	21.4688	22.3291
12 h after dark	19.67885	19.196	20.1617