| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.823 | 43.995,06 | 24,13 | 19 |
| 2007 | 927 | 24.864,74 | 26,82 | 16 |
| 2008 | 1.103 | 29.110,93 | 26,39 | 16 |
| 2009 | 1.598 | 43.490,13 | 27,22 | 18 |
| 2010 | 1.724 | 40.336,79 | 23,40 | 19 |
| 2011 | 1.870 | 38.648,29 | 20,67 | 17 |
| 2012 | 2.317 | 49.535,62 | 21,38 | 22 |
| 2013 | 2.252 | 46.102,66 | 20,47 | 23 |
| 2014 | 2.397 | 61.516,75 | 25,66 | 25 |
| 2015 | 2.444 | 68.205,52 | 27,91 | 25 |
| 2016 | 2.497 | 71.916,93 | 28,80 | 29 |
| 2017 | 2.515 | 71.444,33 | 28,41 | 30 |
| 2018 | 2.363 | 65.683,21 | 27,80 | 30 |
| 2019 | 2.515 | 72.064,11 | 28,65 | 30 |
| 2020 | 2.321 | 69.151,91 | 29,79 | 28 |
| 2021 | 2.101 | 60.063,75 | 28,59 | 28 |
| 2022 | 1.468 | 40.952,55 | 27,90 | 21 |
| 2023 | 1.465 | 38.436,18 | 26,24 | 25 |
| 2024 | 1.465 | 39.908,47 | 27,24 | 32 |
| totale | 37.165 | 975.427,93 | 26,25 | 453 |