| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 819 | 13.991,55 | 17,08 | 3 |
| 2007 | 6 | 179,82 | 29,97 | 2 |
| 2008 | 6 | 124,03 | 20,67 | 1 |
| 2009 | 344 | 5.766,56 | 16,76 | 1 |
| 2010 | 422 | 6.393,55 | 15,15 | 1 |
| 2011 | 4 | 80,59 | 20,15 | 1 |
| 2012 | 433 | 8.006,89 | 18,49 | 5 |
| 2013 | 351 | 6.130,09 | 17,46 | 3 |
| 2014 | 322 | 7.623,93 | 23,68 | 5 |
| 2015 | 308 | 7.312,56 | 23,74 | 4 |
| 2016 | 320 | 7.440,66 | 23,25 | 5 |
| 2017 | 313 | 7.652,95 | 24,45 | 6 |
| 2018 | 349 | 8.124,47 | 23,28 | 7 |
| 2019 | 338 | 8.616,73 | 25,49 | 7 |
| 2020 | 351 | 9.301,60 | 26,50 | 8 |
| 2021 | 314 | 11.833,89 | 37,69 | 8 |
| 2022 | 341 | 11.097,88 | 32,55 | 8 |
| 2023 | 351 | 10.722,83 | 30,55 | 8 |
| 2024 | 361 | 10.119,52 | 28,03 | 10 |
| totale | 6.053 | 140.520,10 | 23,21 | 93 |