condition	mean	min	max
4 h after light	16.490966	15.057545	17.924387
8 h after light	13.41295	13.388502	13.437398
12 h after light	14.245666	13.389032	15.1023
4 h after dark	12.217309	11.731186	12.703432
8 h after dark	13.103236500000001	12.751445	13.455028
12 h after dark	19.73326	19.73326	19.73326