| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 436 | 4.715,99 | 10,82 | 2 |
| 2007 | 344 | 5.571,60 | 16,20 | 3 |
| 2008 | 248 | 4.293,01 | 17,31 | 2 |
| 2009 | 245 | 4.304,74 | 17,57 | 2 |
| 2010 | 419 | 7.027,57 | 16,77 | 4 |
| 2011 | 317 | 7.052,68 | 22,25 | 4 |
| 2012 | 301 | 6.657,88 | 22,12 | 2 |
| 2013 | 297 | 7.046,76 | 23,73 | 3 |
| 2014 | 379 | 9.174,19 | 24,21 | 4 |
| 2015 | 771 | 13.712,24 | 17,79 | 3 |
| 2016 | 387 | 8.655,44 | 22,37 | 3 |
| 2017 | 624 | 13.947,39 | 22,35 | 6 |
| 2018 | 490 | 11.916,03 | 24,32 | 6 |
| 2019 | 630 | 13.866,03 | 22,01 | 7 |
| 2020 | 701 | 16.382,61 | 23,37 | 7 |
| 2021 | 870 | 17.247,98 | 19,83 | 7 |
| 2022 | 902 | 18.127,64 | 20,10 | 7 |
| 2023 | 651 | 13.144,05 | 20,19 | 8 |
| 2024 | 296 | 8.073,60 | 27,28 | 8 |
| totale | 9.308 | 190.917,43 | 20,51 | 88 |