| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 692 | 13.141,81 | 18,99 | 4 |
| 2007 | 127 | 3.666,70 | 28,87 | 3 |
| 2008 | 105 | 3.532,65 | 33,64 | 1 |
| 2009 | 168 | 4.743,69 | 28,24 | 6 |
| 2010 | 76 | 1.589,19 | 20,91 | 2 |
| 2011 | 126 | 3.016,90 | 23,94 | 2 |
| 2012 | 233 | 5.272,79 | 22,63 | 4 |
| 2013 | 226 | 4.690,25 | 20,75 | 4 |
| 2014 | 248 | 6.499,84 | 26,21 | 4 |
| 2015 | 269 | 7.590,29 | 28,22 | 5 |
| 2016 | 320 | 8.627,70 | 26,96 | 6 |
| 2017 | 436 | 13.583,56 | 31,15 | 7 |
| 2018 | 339 | 10.085,78 | 29,75 | 8 |
| 2019 | 350 | 10.436,58 | 29,82 | 9 |
| 2020 | 377 | 11.868,36 | 31,48 | 9 |
| 2021 | 363 | 10.635,46 | 29,30 | 9 |
| 2022 | 343 | 10.030,90 | 29,24 | 8 |
| 2023 | 349 | 18.784,29 | 53,82 | 8 |
| 2024 | 338 | 10.525,54 | 31,14 | 8 |
| totale | 5.485 | 158.322,28 | 28,86 | 107 |