condition	mean	min	max
0 h after light	17.62135	17.3384	17.9043
4 h after light	16.43745	15.8107	17.0642
8 h after light	16.3272	13.2139	19.4405
4 h after dark	23.348399999999998	21.6873	25.0095
8 h after dark	13.8736	13.2251	14.5221
12 h after dark	17.232	16.3902	18.0738