| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 130 | 3.018,66 | 23,22 | 2 |
| 2007 | 15 | 380,15 | 25,34 | 1 |
| 2008 | 61 | 1.723,00 | 28,25 | 1 |
| 2009 | 75 | 2.178,69 | 29,05 | 3 |
| 2010 | 55 | 1.748,57 | 31,79 | 4 |
| 2011 | 23 | 525,52 | 22,85 | 2 |
| 2012 | 68 | 1.675,47 | 24,64 | 4 |
| 2013 | 104 | 3.000,02 | 28,85 | 4 |
| 2014 | 104 | 2.727,26 | 26,22 | 4 |
| 2015 | 100 | 2.693,08 | 26,93 | 4 |
| 2016 | 105 | 2.838,51 | 27,03 | 3 |
| 2017 | 120 | 3.177,03 | 26,48 | 4 |
| 2018 | 331 | 9.045,95 | 27,33 | 5 |
| 2019 | 430 | 10.703,53 | 24,89 | 5 |
| 2020 | 468 | 12.304,35 | 26,29 | 5 |
| 2021 | 544 | 14.204,97 | 26,11 | 5 |
| 2022 | 622 | 16.483,71 | 26,50 | 5 |
| 2023 | 590 | 16.666,37 | 28,25 | 4 |
| 2024 | 540 | 17.748,05 | 32,87 | 4 |
| totale | 4.485 | 122.842,89 | 27,39 | 69 |