condition	mean	min	max
0 h after light	11.425405000000001	7.35801	15.4928
4 h after light	9.624665	9.52662	9.72271
8 h after light	14.1567	10.5007	17.8127
4 h after dark	18.509549999999997	17.5724	19.4467
8 h after dark	15.7131	9.4767	21.9495
12 h after dark	12.597315	9.33343	15.8612