| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 495 | 9.412,51 | 19,02 | 3 |
| 2007 | 269 | 6.097,27 | 22,67 | 3 |
| 2008 | 324 | 7.910,00 | 24,41 | 2 |
| 2009 | 325 | 7.145,52 | 21,99 | 4 |
| 2010 | 388 | 7.377,42 | 19,01 | 5 |
| 2011 | 449 | 7.881,29 | 17,55 | 5 |
| 2012 | 493 | 10.132,48 | 20,55 | 6 |
| 2013 | 602 | 9.501,08 | 15,78 | 6 |
| 2014 | 645 | 14.074,54 | 21,82 | 5 |
| 2015 | 645 | 13.720,23 | 21,27 | 6 |
| 2016 | 694 | 15.289,26 | 22,03 | 9 |
| 2017 | 697 | 16.176,30 | 23,21 | 10 |
| 2018 | 686 | 16.795,38 | 24,48 | 9 |
| 2019 | 636 | 16.396,29 | 25,78 | 9 |
| 2020 | 595 | 15.730,85 | 26,44 | 9 |
| 2021 | 549 | 13.919,15 | 25,35 | 9 |
| 2022 | 524 | 15.041,17 | 28,70 | 8 |
| 2023 | 518 | 14.595,03 | 28,18 | 10 |
| 2024 | 547 | 12.907,16 | 23,60 | 11 |
| totale | 10.081 | 230.102,93 | 22,83 | 129 |