看護と助産人員 (人口1000人当たりの)
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 |
| メキシコ | 1.8 | 3.2 | 2.2 | 2.4 | 2.5 | 2.6 | 2.8 | 2.7 | 2.8 | 2.9 | 2.9 | 2.9 | 2.9 | 3.0 | 3.0 | |
| カナダ | 11.1 | 10.0 | 8.8 | 9.4 | 9.3 | 9.4 | 9.6 | 9.9 | 9.9 | 10.0 | 10.0 | 10.0 | 10.1 | 10.2 | 10.3 | 10.3 |
| アメリカ合衆国 | 10.6 | 10.2 | 10.4 | 10.9 | 11.0 | 11.1 | 11.0 | 11.1 | 11.2 | 11.5 | 14.4 | 15.5 | 13.2 | 12.5 | 13.2 | 11.9 |