| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 350 | 5.665,78 | 16,19 | 5 |
| 2007 | 307 | 5.326,51 | 17,35 | 3 |
| 2008 | 412 | 6.826,52 | 16,57 | 3 |
| 2009 | 412 | 7.214,50 | 17,51 | 5 |
| 2010 | 192 | 3.227,86 | 16,81 | 4 |
| 2011 | 529 | 7.336,33 | 13,87 | 3 |
| 2012 | 422 | 6.938,78 | 16,44 | 3 |
| 2013 | 537 | 9.146,43 | 17,03 | 5 |
| 2014 | 546 | 10.764,58 | 19,72 | 6 |
| 2015 | 484 | 9.229,60 | 19,07 | 6 |
| 2016 | 614 | 12.650,08 | 20,60 | 8 |
| 2017 | 786 | 15.611,93 | 19,86 | 8 |
| 2018 | 677 | 14.046,52 | 20,75 | 8 |
| 2019 | 657 | 13.052,03 | 19,87 | 8 |
| 2020 | 564 | 11.806,60 | 20,93 | 8 |
| 2021 | 520 | 11.386,19 | 21,90 | 8 |
| 2022 | 515 | 10.943,27 | 21,25 | 8 |
| 2023 | 575 | 11.399,84 | 19,83 | 9 |
| 2024 | 646 | 13.464,51 | 20,84 | 10 |
| totale | 9.745 | 186.037,86 | 19,09 | 118 |