Compared to 2001, the first year in the data set, the 2022 figure is an increase of 17.7 percent.
Here is the supply of orthodontists and dentofacial orthopedists by year since 2001:
2001: 9,265
2002: 9,260
2003: 9,295
2004: 9,500
2005: 9,568
2006: 9,585
2007: 9,629
2008: 9,726
2009: 9,800
2010: 9,982
2011: 10,169
2012: 10,355
2013: 10,413
2014: 10,527
2015: 10,672
2016: 10,680
2017: 10,658
2018: 10,779
2019: 10,814
2020: 10,885
2021: 10,921
2022: 10,906
