| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 575 | 9.858,33 | 17,14 | 7 |
| 2007 | 347 | 8.218,18 | 23,68 | 7 |
| 2008 | 576 | 12.658,96 | 21,98 | 4 |
| 2009 | 617 | 12.481,08 | 20,23 | 10 |
| 2010 | 458 | 7.763,87 | 16,95 | 10 |
| 2011 | 484 | 8.429,32 | 17,42 | 9 |
| 2012 | 628 | 9.712,65 | 15,47 | 11 |
| 2013 | 794 | 10.643,02 | 13,40 | 13 |
| 2014 | 713 | 13.549,74 | 19,00 | 13 |
| 2015 | 1.134 | 21.636,96 | 19,08 | 14 |
| 2016 | 1.000 | 19.555,49 | 19,56 | 13 |
| 2017 | 953 | 19.269,98 | 20,22 | 14 |
| 2018 | 1.127 | 22.440,29 | 19,91 | 16 |
| 2019 | 877 | 17.216,78 | 19,63 | 14 |
| 2020 | 916 | 19.793,18 | 21,61 | 14 |
| 2021 | 814 | 17.883,29 | 21,97 | 15 |
| 2022 | 781 | 17.440,95 | 22,33 | 14 |
| 2023 | 1.311 | 31.986,40 | 24,40 | 18 |
| 2024 | 1.529 | 34.181,39 | 22,36 | 20 |
| totale | 15.634 | 314.719,86 | 20,13 | 236 |