| Year | professional, scientific, and technical services |
|---|---|
| 2022 | $1,812,249,000,000 |
| 2021 | $1,695,466,000,000 |
| 2020 | $1,526,017,000,000 |
| 2019 | $1,527,578,000,000 |
| 2018 | $1,464,747,000,000 |
| 2017 | $1,382,430,000,000 |
| 2016 | $1,338,143,000,000 |
| 2015 | $1,299,696,000,000 |
| 2014 | $1,245,290,000,000 |
| 2013 | $1,193,853,000,000 |
| 2012 | $1,191,791,000,000 |
| 2011 | $1,142,320,000,000 |
| 2010 | $1,094,624,000,000 |
| 2009 | $1,066,129,000,000 |
| 2008 | $1,131,117,000,000 |
| 2007 | $1,049,789,000,000 |
| 2006 | $1,010,972,000,000 |
| 2005 | $972,478,000,000 |
| 2004 | $937,201,000,000 |
| 2003 | $906,107,000,000 |
| 2002 | $892,878,000,000 |
| 2001 | $871,902,000,000 |
| 2000 | $844,014,000,000 |
| 1999 | $801,038,000,000 |
| 1998 | $758,791,000,000 |
| 1997 | $719,603,000,000 |
| Agency | |
| Source | |
| Last updated at USAFacts | October 5, 2023 |
| Suggested citation |