| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 148 | 3.481,97 | 23,53 | 3 |
| 2009 | 83 | 3.228,80 | 38,90 | 3 |
| 2010 | 71 | 2.983,36 | 42,02 | 4 |
| 2011 | 309 | 5.038,72 | 16,31 | 2 |
| 2012 | 373 | 6.376,38 | 17,09 | 4 |
| 2013 | 383 | 5.841,70 | 15,25 | 5 |
| 2014 | 384 | 8.083,07 | 21,05 | 6 |
| 2015 | 340 | 7.575,01 | 22,28 | 6 |
| 2016 | 281 | 9.611,87 | 34,21 | 7 |
| 2017 | 567 | 18.024,26 | 31,79 | 9 |
| 2018 | 485 | 16.893,78 | 34,83 | 9 |
| 2019 | 517 | 17.517,86 | 33,88 | 9 |
| 2020 | 542 | 19.231,40 | 35,48 | 9 |
| 2021 | 523 | 16.523,77 | 31,59 | 10 |
| 2022 | 471 | 16.868,72 | 35,81 | 7 |
| 2023 | 409 | 11.040,46 | 26,99 | 6 |
| 2024 | 369 | 11.472,65 | 31,09 | 6 |
| totale | 6.255 | 179.793,78 | 28,74 | 105 |