Number rounding

Always use a consistent level of precision, but use the lowest level possible for the intended user.

For the “inquiring citizen”, that is, a broader, less statistical audience :

260,000

For the “information forager”, for example, a local politician making decisions about future council tax charges:

264,300

For the “expert analyst”, for example, in a statistical journal discussing the detailed methodology behind the estimation, or in a situation where reproducibility is important:

264,337