Statistics by the workplace: UMBEF09
| Year of reporting | Count |
|---|---|
| 1997 | 8 |
| 1998 | 2 |
| 1999 | 3 |
| 2000 | 14 |
| 2001 | 6 |
| 2002 | 8 |
| 2003 | 14 |
| 2004 | 39 |
| 2005 | 41 |
| 2006 | 16 |
| 2007 | 42 |
| 2008 | 47 |
| 2009 | 47 |
| 2010 | 71 |
| 2011 | 69 |
| 2012 | 45 |
| 2013 | 53 |
| 2014 | 32 |
| 2015 | 31 |
| 2016 | 22 |
| 2017 | 39 |
| 2018 | 35 |
| 2019 | 13 |
| 2020 | 16 |
| 2021 | 23 |
| 2022 | 25 |
| 2023 | 18 |
| 2024 | 4 |