| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 676 | 12.248,00 | 18,12 | 3 |
| 2007 | 284 | 5.789,15 | 20,38 | 1 |
| 2008 | 296 | 5.707,31 | 19,28 | 1 |
| 2009 | 386 | 7.768,59 | 20,13 | 2 |
| 2010 | 400 | 6.318,09 | 15,80 | 2 |
| 2011 | 307 | 4.815,53 | 15,69 | 1 |
| 2012 | 386 | 6.328,50 | 16,40 | 2 |
| 2013 | 345 | 5.615,97 | 16,28 | 2 |
| 2014 | 327 | 7.056,36 | 21,58 | 2 |
| 2015 | 381 | 11.058,10 | 29,02 | 3 |
| 2016 | 403 | 12.497,32 | 31,01 | 3 |
| 2017 | 406 | 12.862,42 | 31,68 | 4 |
| 2018 | 450 | 14.260,80 | 31,69 | 4 |
| 2019 | 451 | 14.557,73 | 32,28 | 4 |
| 2020 | 576 | 16.555,55 | 28,74 | 4 |
| 2021 | 682 | 17.802,67 | 26,10 | 5 |
| 2022 | 650 | 16.780,12 | 25,82 | 5 |
| 2023 | 666 | 17.199,70 | 25,83 | 5 |
| 2024 | 653 | 15.763,81 | 24,14 | 6 |
| totale | 8.725 | 210.985,72 | 24,18 | 59 |