Annual Returns (%) CoStar Group Inc
| Year | Return |
|---|---|
| 1998 | 0 |
| 1999 | 184.09 |
| 2000 | -34.14 |
| 2001 | 1.61 |
| 2002 | -23.16 |
| 2003 | 126.02 |
| 2004 | 10.74 |
| 2005 | -6.52 |
| 2006 | 24.07 |
| 2007 | -11.78 |
| 2008 | -30.29 |
| 2009 | 26.81 |
| 2010 | 37.8 |
| 2011 | 15.93 |
| 2012 | 33.93 |
| 2013 | 106.53 |
| 2014 | -0.51 |
| 2015 | 12.56 |
| 2016 | -8.81 |
| 2017 | 57.54 |
| 2018 | 13.6 |
| 2019 | 75.82 |
| 2020 | 55.84 |
| 2021 | -91.45 |
| 2022 | -2.21 |
| 2023 | 13.08 |
| 2024 | -18.11 |
| 2025 | 0.99 |