| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 278 | 4.544,02 | 16,35 | 3 |
| 2007 | 34 | 985,13 | 28,97 | 2 |
| 2008 | 37 | 1.090,51 | 29,47 | 2 |
| 2009 | 62 | 1.713,03 | 27,63 | 2 |
| 2010 | 58 | 1.418,16 | 24,45 | 2 |
| 2011 | 13 | 235,31 | 18,10 | 1 |
| 2012 | 236 | 5.173,79 | 21,92 | 3 |
| 2013 | 244 | 5.073,85 | 20,79 | 2 |
| 2014 | 264 | 6.962,96 | 26,37 | 3 |
| 2015 | 258 | 6.249,17 | 24,22 | 3 |
| 2016 | 303 | 8.936,86 | 29,49 | 7 |
| 2017 | 431 | 13.084,30 | 30,36 | 8 |
| 2018 | 491 | 13.728,33 | 27,96 | 8 |
| 2019 | 576 | 16.425,16 | 28,52 | 8 |
| 2020 | 544 | 16.295,33 | 29,95 | 8 |
| 2021 | 624 | 17.560,21 | 28,14 | 8 |
| 2022 | 555 | 15.382,35 | 27,72 | 8 |
| 2023 | 492 | 13.848,07 | 28,15 | 9 |
| 2024 | 617 | 16.990,69 | 27,54 | 12 |
| totale | 6.117 | 165.697,23 | 27,09 | 99 |