condition	mean	min	max
4 h after light	599.678453	585.009465	614.347441
8 h after light	681.234866	674.677497	687.792235
12 h after light	695.630401	595.974956	795.285846
4 h after dark	577.987282	478.857892	677.116672
8 h after dark	563.02541	426.054684	699.996136
12 h after dark	415.43958	415.43958	415.43958