| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 408 | 7.907,79 | 19,38 | 4 |
| 2007 | 20 | 529,95 | 26,50 | 1 |
| 2008 | 79 | 1.950,61 | 24,69 | 5 |
| 2009 | 270 | 5.807,88 | 21,51 | 5 |
| 2010 | 213 | 4.120,30 | 19,34 | 6 |
| 2011 | 35 | 745,73 | 21,31 | 3 |
| 2012 | 526 | 8.404,03 | 15,98 | 5 |
| 2013 | 391 | 6.921,59 | 17,70 | 5 |
| 2014 | 375 | 7.838,95 | 20,90 | 5 |
| 2015 | 369 | 7.996,28 | 21,67 | 5 |
| 2016 | 366 | 8.435,92 | 23,05 | 6 |
| 2017 | 374 | 8.586,27 | 22,96 | 7 |
| 2018 | 388 | 8.840,69 | 22,79 | 8 |
| 2019 | 399 | 9.233,04 | 23,14 | 8 |
| 2020 | 396 | 10.004,00 | 25,26 | 8 |
| 2021 | 377 | 9.095,11 | 24,12 | 8 |
| 2022 | 431 | 10.721,23 | 24,88 | 10 |
| 2023 | 413 | 9.646,38 | 23,36 | 10 |
| 2024 | 401 | 9.258,71 | 23,09 | 12 |
| totale | 6.231 | 136.044,46 | 21,83 | 121 |