That page has a CSV export; it's ~2000 rows.
They appear to have correctly filtered out the "Non-Shooting Incident" sort of results from it (which your picks appear to mostly be) to arrive at the ~900 numbers.
They appear to have correctly filtered out the "Non-Shooting Incident" sort of results from it (which your picks appear to mostly be) to arrive at the ~900 numbers.
Were you able to find a way to validate the 900 number?