| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 601 | 14.798,78 | 24,62 | 2 |
| 2007 | 340 | 10.158,36 | 29,88 | 1 |
| 2008 | 446 | 13.451,44 | 30,16 | 2 |
| 2009 | 510 | 13.881,94 | 27,22 | 3 |
| 2010 | 436 | 10.859,77 | 24,91 | 3 |
| 2011 | 397 | 10.000,45 | 25,19 | 1 |
| 2012 | 404 | 10.504,91 | 26,00 | 3 |
| 2013 | 432 | 9.572,99 | 22,16 | 2 |
| 2014 | 412 | 11.731,04 | 28,47 | 2 |
| 2015 | 415 | 12.114,37 | 29,19 | 2 |
| 2016 | 388 | 11.344,14 | 29,24 | 2 |
| 2017 | 353 | 9.886,71 | 28,01 | 2 |
| 2018 | 353 | 9.301,71 | 26,35 | 2 |
| 2019 | 323 | 11.289,82 | 34,95 | 2 |
| 2020 | 316 | 11.040,40 | 34,94 | 2 |
| 2021 | 276 | 9.194,97 | 33,32 | 2 |
| 2022 | 281 | 10.103,42 | 35,96 | 2 |
| 2023 | 254 | 7.277,53 | 28,65 | 2 |
| 2024 | 252 | 7.493,92 | 29,74 | 2 |
| totale | 7.189 | 204.006,67 | 28,38 | 39 |