| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 427 | 10.596,48 | 24,82 | 3 |
| 2007 | 172 | 5.142,48 | 29,90 | 2 |
| 2008 | 177 | 5.198,66 | 29,37 | 2 |
| 2009 | 52 | 1.147,15 | 22,06 | 1 |
| 2010 | 163 | 4.436,16 | 27,22 | 3 |
| 2011 | 81 | 2.209,18 | 27,27 | 1 |
| 2012 | 162 | 3.897,29 | 24,06 | 4 |
| 2013 | 288 | 6.734,28 | 23,38 | 4 |
| 2014 | 476 | 12.933,19 | 27,17 | 4 |
| 2015 | 471 | 13.825,89 | 29,35 | 4 |
| 2016 | 584 | 17.808,64 | 30,49 | 4 |
| 2017 | 627 | 18.488,53 | 29,49 | 5 |
| 2018 | 594 | 16.501,25 | 27,78 | 4 |
| 2019 | 628 | 17.332,76 | 27,60 | 5 |
| 2020 | 669 | 19.092,52 | 28,54 | 6 |
| 2021 | 720 | 20.557,00 | 28,55 | 8 |
| 2022 | 781 | 22.756,60 | 29,14 | 8 |
| 2023 | 688 | 20.784,12 | 30,21 | 7 |
| 2024 | 834 | 23.495,65 | 28,17 | 7 |
| totale | 8.594 | 242.937,83 | 28,27 | 82 |