| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.849 | 62.289,30 | 33,69 | 9 |
| 2007 | 1.809 | 76.818,24 | 42,46 | 8 |
| 2008 | 575 | 21.760,14 | 37,84 | 8 |
| 2009 | 583 | 19.603,39 | 33,63 | 10 |
| 2010 | 1.572 | 48.355,76 | 30,76 | 12 |
| 2011 | 1.405 | 40.606,27 | 28,90 | 11 |
| 2012 | 1.684 | 48.400,72 | 28,74 | 15 |
| 2013 | 1.477 | 41.483,56 | 28,09 | 14 |
| 2014 | 1.406 | 49.164,55 | 34,97 | 13 |
| 2015 | 1.407 | 46.553,03 | 33,09 | 15 |
| 2016 | 792 | 28.384,31 | 35,84 | 11 |
| 2017 | 1.192 | 43.054,39 | 36,12 | 14 |
| 2018 | 1.079 | 43.675,12 | 40,48 | 18 |
| 2019 | 871 | 34.626,20 | 39,75 | 17 |
| 2020 | 1.035 | 40.959,26 | 39,57 | 19 |
| 2021 | 933 | 34.860,52 | 37,36 | 20 |
| 2022 | 983 | 37.384,20 | 38,03 | 22 |
| 2023 | 1.106 | 39.647,66 | 35,85 | 23 |
| 2024 | 951 | 34.903,71 | 36,70 | 24 |
| totale | 22.709 | 792.530,33 | 34,90 | 283 |