| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 698 | 36.910,17 | 52,88 | 4 |
| 2007 | 552 | 30.031,30 | 54,40 | 3 |
| 2008 | 645 | 37.310,38 | 57,85 | 4 |
| 2009 | 632 | 38.710,18 | 61,25 | 5 |
| 2010 | 708 | 32.119,73 | 45,37 | 5 |
| 2011 | 560 | 28.732,29 | 51,31 | 2 |
| 2012 | 528 | 27.783,78 | 52,62 | 4 |
| 2013 | 574 | 27.109,23 | 47,23 | 4 |
| 2014 | 576 | 32.675,23 | 56,73 | 4 |
| 2015 | 517 | 32.064,02 | 62,02 | 4 |
| 2016 | 470 | 31.822,80 | 67,71 | 3 |
| 2017 | 433 | 28.560,00 | 65,96 | 3 |
| 2018 | 416 | 27.114,54 | 65,18 | 3 |
| 2019 | 360 | 23.802,24 | 66,12 | 3 |
| 2020 | 311 | 21.911,72 | 70,46 | 3 |
| 2021 | 301 | 19.236,26 | 63,91 | 3 |
| 2022 | 249 | 19.445,30 | 78,09 | 2 |
| 2023 | 243 | 20.213,79 | 83,18 | 2 |
| 2024 | 255 | 17.865,65 | 70,06 | 3 |
| totale | 9.028 | 533.418,61 | 59,08 | 64 |