| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 529 | 9.219,55 | 17,43 | 4 |
| 2007 | 56 | 2.282,04 | 40,75 | 2 |
| 2008 | 10 | 489,23 | 48,92 | 1 |
| 2009 | 100 | 3.304,03 | 33,04 | 3 |
| 2010 | 1.403 | 30.687,35 | 21,87 | 5 |
| 2011 | 1.495 | 35.469,79 | 23,73 | 4 |
| 2012 | 1.573 | 35.544,35 | 22,60 | 7 |
| 2013 | 1.457 | 32.100,16 | 22,03 | 10 |
| 2014 | 1.146 | 31.656,23 | 27,62 | 6 |
| 2015 | 1.289 | 35.859,26 | 27,82 | 7 |
| 2016 | 1.181 | 30.411,48 | 25,75 | 9 |
| 2017 | 1.318 | 36.525,60 | 27,71 | 12 |
| 2018 | 1.298 | 35.975,90 | 27,72 | 14 |
| 2019 | 1.437 | 42.885,74 | 29,84 | 14 |
| 2020 | 1.309 | 38.849,36 | 29,68 | 13 |
| 2021 | 1.201 | 35.878,71 | 29,87 | 14 |
| 2022 | 1.584 | 50.358,17 | 31,79 | 12 |
| 2023 | 1.739 | 50.065,43 | 28,79 | 20 |
| 2024 | 606 | 19.849,75 | 32,76 | 23 |
| totale | 20.731 | 557.412,13 | 26,89 | 180 |