| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.282 | 34.541,33 | 26,94 | 3 |
| 2007 | 707 | 24.036,88 | 34,00 | 2 |
| 2008 | 1.513 | 40.212,53 | 26,58 | 3 |
| 2009 | 641 | 18.640,72 | 29,08 | 5 |
| 2010 | 1.022 | 25.774,15 | 25,22 | 4 |
| 2011 | 1.031 | 23.347,35 | 22,65 | 3 |
| 2012 | 1.422 | 32.831,81 | 23,09 | 5 |
| 2013 | 970 | 20.760,77 | 21,40 | 4 |
| 2014 | 661 | 18.090,85 | 27,37 | 5 |
| 2015 | 1.031 | 26.093,88 | 25,31 | 8 |
| 2016 | 877 | 22.504,46 | 25,66 | 8 |
| 2017 | 898 | 22.199,72 | 24,72 | 9 |
| 2018 | 404 | 10.147,14 | 25,12 | 9 |
| 2019 | 419 | 10.819,28 | 25,82 | 11 |
| 2020 | 373 | 10.257,21 | 27,50 | 11 |
| 2021 | 508 | 13.257,93 | 26,10 | 12 |
| 2022 | 488 | 13.893,01 | 28,47 | 11 |
| 2023 | 519 | 13.924,23 | 26,83 | 12 |
| 2024 | 683 | 15.960,47 | 23,37 | 14 |
| totale | 15.449 | 397.293,72 | 25,72 | 139 |