condition mean min max 4 h after light 0.380191 0.280764 0.561852 8 h after light 0.470244 0.100283 0.742818 12 h after light 0.575514 0.302788 0.893251 4 h after dark 0.3273913333333333 0.173024 0.445032 8 h after dark 0.14326033333333332 0.0 0.283692 12 h after dark 0.17366443333333334 0.0656989 0.376659