Usually in the range of lower hundreds of antigens and higher hundreds of samples. (scilifelab.se)
Low hundreds for an independent contractor (upwork or the sorts) and well over a thousand for a reputable company. (biggerpockets.com)
France, the Netherlands and Germany all use GPS tracking on some high risk sexual and violent offenders, but mostly we are talking low hundreds - and often less than a 100. (politics.co.uk)