| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 288 | 7.021,24 | 24,38 | 2 |
| 2007 | 278 | 7.369,70 | 26,51 | 2 |
| 2008 | 318 | 7.088,73 | 22,29 | 2 |
| 2009 | 334 | 7.937,61 | 23,77 | 3 |
| 2010 | 382 | 8.423,86 | 22,05 | 3 |
| 2011 | 373 | 8.148,65 | 21,85 | 2 |
| 2012 | 365 | 8.685,72 | 23,80 | 3 |
| 2013 | 257 | 6.406,08 | 24,93 | 4 |
| 2014 | 370 | 10.726,13 | 28,99 | 3 |
| 2015 | 309 | 9.535,02 | 30,86 | 5 |
| 2016 | 302 | 10.204,54 | 33,79 | 5 |
| 2017 | 437 | 13.884,22 | 31,77 | 3 |
| 2018 | 357 | 10.847,63 | 30,39 | 5 |
| 2019 | 390 | 11.762,72 | 30,16 | 5 |
| 2020 | 378 | 12.628,58 | 33,41 | 5 |
| 2021 | 305 | 9.815,76 | 32,18 | 6 |
| 2022 | 277 | 8.820,68 | 31,84 | 7 |
| 2023 | 281 | 9.340,67 | 33,24 | 8 |
| 2024 | 319 | 11.022,99 | 34,55 | 8 |
| totale | 6.320 | 179.670,53 | 28,43 | 81 |