| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 300 | 4.811,48 | 16,04 | 2 |
| 2007 | 254 | 4.277,44 | 16,84 | 2 |
| 2008 | 462 | 7.441,97 | 16,11 | 2 |
| 2009 | 539 | 9.351,84 | 17,35 | 3 |
| 2010 | 760 | 9.708,79 | 12,77 | 3 |
| 2011 | 737 | 9.673,27 | 13,13 | 2 |
| 2012 | 673 | 9.737,72 | 14,47 | 3 |
| 2013 | 694 | 9.497,94 | 13,69 | 3 |
| 2014 | 764 | 13.249,96 | 17,34 | 3 |
| 2015 | 732 | 12.928,40 | 17,66 | 4 |
| 2016 | 715 | 12.413,00 | 17,36 | 4 |
| 2017 | 670 | 11.814,54 | 17,63 | 4 |
| 2018 | 628 | 11.130,69 | 17,72 | 4 |
| 2019 | 608 | 10.775,06 | 17,72 | 4 |
| 2020 | 510 | 9.714,77 | 19,05 | 5 |
| 2021 | 471 | 8.802,99 | 18,69 | 5 |
| 2022 | 438 | 8.762,77 | 20,01 | 6 |
| 2023 | 428 | 8.067,50 | 18,85 | 6 |
| 2024 | 410 | 7.544,24 | 18,40 | 6 |
| totale | 10.793 | 179.704,37 | 16,65 | 71 |