| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 97 | 1.689,86 | 17,42 | 1 |
| 2008 | 279 | 5.892,04 | 21,12 | 1 |
| 2009 | 335 | 7.096,34 | 21,18 | 2 |
| 2010 | 274 | 5.419,30 | 19,78 | 2 |
| 2011 | 266 | 4.956,14 | 18,63 | 1 |
| 2012 | 412 | 7.193,94 | 17,46 | 2 |
| 2013 | 482 | 6.743,70 | 13,99 | 3 |
| 2014 | 406 | 8.110,67 | 19,98 | 3 |
| 2015 | 327 | 6.322,21 | 19,33 | 2 |
| 2016 | 339 | 7.028,44 | 20,73 | 5 |
| 2017 | 301 | 6.160,44 | 20,47 | 5 |
| 2018 | 253 | 5.135,84 | 20,30 | 5 |
| 2019 | 345 | 7.587,28 | 21,99 | 6 |
| 2020 | 304 | 7.274,99 | 23,93 | 6 |
| 2021 | 347 | 8.428,82 | 24,29 | 6 |
| 2022 | 360 | 10.574,23 | 29,37 | 5 |
| 2023 | 376 | 9.869,96 | 26,25 | 6 |
| 2024 | 358 | 7.194,92 | 20,10 | 7 |
| totale | 5.861 | 122.679,12 | 20,93 | 68 |