The following documents provide statistical information about the CNA Certification Program. Citation and reproduction of this material is permitted, subject to the acknowledgment of CNA, Certification and Professional Development.

Certification Numbers by Specialty and Province or Territory (March 2021) [PDF, 88 KB]

Certification Numbers by Specialty (2016-2020) [PDF, 108.3 KB]

In May 2018, the enterostomal therapy specialty became known as wound, ostomy and continence. Statistical reports prior to this date use the former name.

For historical data, please contact the CNA certification team at