condition	mean	min	max
4 h after light	18.508867000000002	17.791454	19.22628
8 h after light	23.9139195	23.029372	24.798467
12 h after light	30.0710645	28.815636	31.326493
4 h after dark	24.792897	22.885906	26.699888
8 h after dark	21.6822235	20.335075	23.029372
12 h after dark	16.87068	16.87068	16.87068