| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 956 | 18.855,26 | 19,72 | 3 |
| 2007 | 694 | 16.126,87 | 23,24 | 1 |
| 2008 | 768 | 15.203,95 | 19,80 | 1 |
| 2009 | 822 | 17.029,60 | 20,72 | 4 |
| 2010 | 1.937 | 32.093,69 | 16,57 | 3 |
| 2011 | 1.289 | 21.147,24 | 16,41 | 2 |
| 2012 | 1.244 | 22.739,56 | 18,28 | 3 |
| 2013 | 1.258 | 21.634,53 | 17,20 | 3 |
| 2014 | 1.043 | 22.489,26 | 21,56 | 3 |
| 2015 | 845 | 17.739,94 | 20,99 | 3 |
| 2016 | 894 | 19.226,09 | 21,51 | 3 |
| 2017 | 737 | 16.072,78 | 21,81 | 5 |
| 2018 | 638 | 14.440,45 | 22,63 | 5 |
| 2019 | 578 | 12.822,33 | 22,18 | 5 |
| 2020 | 456 | 10.878,36 | 23,86 | 5 |
| 2021 | 434 | 9.671,64 | 22,28 | 5 |
| 2022 | 342 | 7.914,67 | 23,14 | 5 |
| 2023 | 305 | 6.466,76 | 21,20 | 5 |
| 2024 | 253 | 5.444,18 | 21,52 | 4 |
| totale | 15.493 | 307.997,16 | 19,88 | 68 |