by usage

See: pro forma
References in periodicals archive ?
Determine brand share by usage rates and relative expenditure for different market segments and geographic regions
The true value of business applications can only be measured by usage.
This means that companies using e-time can buy fewer software, licenses, pay for and track licenses by usage, share licenses among multiple users, and efficiently control and distribute software from a central computer.
With the data collected by Usage Tracker, Brio Enterprise gives administrators the ability to do this in-depth analysis and significantly improve warehouse performance.