| Year | Age | Sex | Race | Placement status | Most serious offense |
|---|---|---|---|---|---|
| 1997 | 0.4% | 0.0% | 0.0% | 0.0% | 0.0% |
| 1999 | 0.0% | 0.0% | 0.0% | 0.9% | 36.6% |
| 2001 | 0.0% | 0.0% | 2.8% | 0.0% | 0.6% |
| 2003 | 0.0% | 0.0% | 0.4% | 0.0% | 0.8% |
| 2006 | 4.6% | 4.6% | 0.0% | 9.2% | 5.8% |
| 2007 | 16.0% | 11.8% | 16.5% | 0.0% | 18.4% |
| 2010 | 4.7% | 0.0% | 0.0% | 0.6% | 0.6% |
| 2011 | 0.0% | 0.0% | 0.0% | 0.6% | 0.6% |
| 2013 | 0.6% | 0.0% | 0.0% | 4.1% | 0.0% |
| 2015 | 4.9% | 4.9% | 4.9% | 4.9% | 7.0% |
| 2017 | 17.4% | 17.4% | 17.4% | 17.4% | 17.4% |