Accountants use them frequently, as do bankers and investment advisors, to judge the health of a business. Certainly anyone buying a business will reach for business benchmarks as one measurement of business health and value. Equally as often, your accountant will do this work for you. A standard business benchmark will describe various costs as a percentage of total turnover. They may include figures like turnover per staff, gross profit as a percentage of turnover, staffing costs as a percentage of turnover and such.
Some benchmarks give more.
These are the ones we are aware of. Their blurb describes a 650 page volume, reviewing most important sectors of the US economy. See their webpage description . The ABS publishes business benchmarks in their industry analyses. If the ABS has undertaken surveys, and you search their online catalogue to determine this, then they will have compiled information which can be used as business benchmarks.