| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 507 | 13.493,27 | 26,61 | 4 |
| 2007 | 440 | 13.046,84 | 29,65 | 3 |
| 2008 | 433 | 10.442,87 | 24,12 | 2 |
| 2009 | 716 | 20.897,23 | 29,19 | 4 |
| 2010 | 677 | 15.838,53 | 23,40 | 4 |
| 2011 | 550 | 13.504,36 | 24,55 | 3 |
| 2012 | 565 | 13.563,18 | 24,01 | 4 |
| 2013 | 536 | 12.568,87 | 23,45 | 4 |
| 2014 | 502 | 14.977,63 | 29,84 | 4 |
| 2015 | 484 | 15.184,66 | 31,37 | 4 |
| 2016 | 455 | 12.165,04 | 26,74 | 4 |
| 2017 | 437 | 11.525,72 | 26,37 | 4 |
| 2018 | 402 | 10.054,68 | 25,01 | 4 |
| 2019 | 381 | 10.247,81 | 26,90 | 4 |
| 2020 | 368 | 10.526,60 | 28,60 | 4 |
| 2021 | 323 | 9.898,93 | 30,65 | 4 |
| 2022 | 335 | 11.136,29 | 33,24 | 4 |
| 2023 | 369 | 12.748,49 | 34,55 | 4 |
| 2024 | 214 | 8.519,40 | 39,81 | 2 |
| totale | 8.694 | 240.340,40 | 27,64 | 70 |