| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 493 | 7.358,79 | 14,93 | 1 |
| 2007 | 113 | 5.887,86 | 52,10 | 1 |
| 2008 | 228 | 10.164,97 | 44,58 | 1 |
| 2009 | 473 | 13.733,55 | 29,03 | 3 |
| 2010 | 672 | 13.505,67 | 20,10 | 3 |
| 2011 | 249 | 7.610,51 | 30,56 | 1 |
| 2012 | 707 | 19.293,02 | 27,29 | 4 |
| 2013 | 999 | 24.690,32 | 24,72 | 5 |
| 2014 | 1.013 | 31.730,41 | 31,32 | 5 |
| 2015 | 1.008 | 34.056,94 | 33,79 | 5 |
| 2016 | 1.114 | 38.819,01 | 34,85 | 6 |
| 2017 | 1.258 | 43.689,31 | 34,73 | 7 |
| 2018 | 1.462 | 50.938,62 | 34,84 | 10 |
| 2019 | 1.599 | 55.596,50 | 34,77 | 10 |
| 2020 | 536 | 20.114,77 | 37,53 | 8 |
| 2021 | 456 | 15.636,82 | 34,29 | 7 |
| 2022 | 329 | 10.690,89 | 32,50 | 8 |
| 2023 | 341 | 11.337,57 | 33,25 | 9 |
| 2024 | 383 | 15.348,96 | 40,08 | 9 |
| totale | 13.433 | 430.204,49 | 32,03 | 103 |