| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 511 | 10.141,42 | 19,85 | 2 |
| 2007 | 142 | 9.908,85 | 69,78 | 1 |
| 2008 | 224 | 9.491,84 | 42,37 | 2 |
| 2009 | 351 | 11.453,86 | 32,63 | 3 |
| 2010 | 327 | 10.189,26 | 31,16 | 3 |
| 2011 | 249 | 7.140,59 | 28,68 | 2 |
| 2012 | 366 | 8.637,14 | 23,60 | 4 |
| 2013 | 348 | 8.410,26 | 24,17 | 5 |
| 2014 | 346 | 11.152,97 | 32,23 | 5 |
| 2015 | 377 | 10.991,44 | 29,16 | 7 |
| 2016 | 379 | 11.288,10 | 29,78 | 5 |
| 2017 | 393 | 11.588,28 | 29,49 | 6 |
| 2018 | 353 | 10.475,54 | 29,68 | 6 |
| 2019 | 384 | 11.167,56 | 29,08 | 8 |
| 2020 | 390 | 12.149,29 | 31,15 | 7 |
| 2021 | 383 | 12.308,48 | 32,14 | 8 |
| 2022 | 335 | 11.409,82 | 34,06 | 9 |
| 2023 | 361 | 12.002,22 | 33,25 | 9 |
| 2024 | 319 | 8.335,21 | 26,13 | 8 |
| totale | 6.538 | 198.242,13 | 30,32 | 100 |