| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 477 | 8.740,99 | 18,32 | 1 |
| 2007 | 172 | 7.169,74 | 41,68 | 4 |
| 2008 | 116 | 3.433,51 | 29,60 | 4 |
| 2009 | 420 | 11.002,96 | 26,20 | 6 |
| 2010 | 408 | 8.349,03 | 20,46 | 6 |
| 2011 | 76 | 2.496,66 | 32,85 | 3 |
| 2012 | 426 | 9.902,90 | 23,25 | 7 |
| 2013 | 444 | 10.133,44 | 22,82 | 9 |
| 2014 | 376 | 9.617,21 | 25,58 | 6 |
| 2015 | 307 | 7.232,33 | 23,56 | 6 |
| 2016 | 276 | 6.785,42 | 24,58 | 5 |
| 2017 | 331 | 8.779,40 | 26,52 | 6 |
| 2018 | 369 | 9.776,27 | 26,49 | 8 |
| 2019 | 352 | 10.501,28 | 29,83 | 9 |
| 2020 | 363 | 11.317,15 | 31,18 | 10 |
| 2021 | 514 | 15.949,07 | 31,03 | 11 |
| 2022 | 478 | 15.089,35 | 31,57 | 13 |
| 2023 | 405 | 11.403,44 | 28,16 | 11 |
| 2024 | 399 | 12.407,70 | 31,10 | 12 |
| totale | 6.709 | 180.087,85 | 26,84 | 137 |