| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 29 | 485,74 | 16,75 | 1 |
| 2009 | 499 | 11.697,07 | 23,44 | 2 |
| 2010 | 417 | 9.212,17 | 22,09 | 2 |
| 2011 | 512 | 11.506,74 | 22,47 | 1 |
| 2012 | 494 | 10.946,61 | 22,16 | 2 |
| 2013 | 459 | 9.814,90 | 21,38 | 2 |
| 2014 | 565 | 13.964,69 | 24,72 | 2 |
| 2015 | 420 | 11.196,25 | 26,66 | 3 |
| 2016 | 406 | 10.782,17 | 26,56 | 3 |
| 2017 | 336 | 9.788,26 | 29,13 | 3 |
| 2018 | 272 | 7.910,53 | 29,08 | 3 |
| 2019 | 242 | 7.805,09 | 32,25 | 3 |
| 2020 | 226 | 7.508,53 | 33,22 | 3 |
| 2021 | 212 | 6.199,61 | 29,24 | 3 |
| 2022 | 217 | 6.997,27 | 32,25 | 3 |
| 2023 | 239 | 6.846,01 | 28,64 | 3 |
| 2024 | 111 | 3.657,42 | 32,95 | 3 |
| totale | 5.656 | 146.319,06 | 25,87 | 42 |