| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 249 | 6.773,54 | 27,20 | 3 |
| 2007 | 37 | 697,42 | 18,85 | 1 |
| 2008 | 551 | 33.868,59 | 61,47 | 3 |
| 2009 | 572 | 34.747,38 | 60,75 | 5 |
| 2010 | 614 | 35.736,83 | 58,20 | 4 |
| 2011 | 631 | 31.289,40 | 49,59 | 4 |
| 2012 | 660 | 32.514,23 | 49,26 | 5 |
| 2013 | 570 | 27.348,15 | 47,98 | 5 |
| 2014 | 562 | 37.539,60 | 66,80 | 6 |
| 2015 | 555 | 35.607,67 | 64,16 | 5 |
| 2016 | 522 | 36.691,13 | 70,29 | 5 |
| 2017 | 488 | 28.472,67 | 58,35 | 5 |
| 2018 | 349 | 24.114,97 | 69,10 | 4 |
| 2019 | 341 | 20.942,42 | 61,41 | 4 |
| 2020 | 307 | 20.225,17 | 65,88 | 4 |
| 2021 | 252 | 16.735,88 | 66,41 | 4 |
| 2022 | 159 | 14.999,30 | 94,34 | 4 |
| 2023 | 153 | 12.045,00 | 78,73 | 4 |
| 2024 | 178 | 11.682,41 | 65,63 | 5 |
| totale | 7.750 | 462.031,76 | 59,62 | 80 |