| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 361 | 6.834,40 | 18,93 | 1 |
| 2007 | 56 | 1.159,15 | 20,70 | 1 |
| 2008 | 3 | 45,65 | 15,22 | 1 |
| 2009 | 235 | 6.469,27 | 27,53 | 5 |
| 2010 | 268 | 5.622,54 | 20,98 | 3 |
| 2011 | 54 | 1.754,87 | 32,50 | 1 |
| 2012 | 203 | 5.428,81 | 26,74 | 3 |
| 2013 | 177 | 4.180,96 | 23,62 | 3 |
| 2014 | 120 | 3.411,65 | 28,43 | 2 |
| 2015 | 213 | 6.543,85 | 30,72 | 3 |
| 2016 | 183 | 5.923,88 | 32,37 | 3 |
| 2017 | 166 | 4.343,75 | 26,17 | 3 |
| 2018 | 177 | 5.057,17 | 28,57 | 3 |
| 2019 | 281 | 8.706,60 | 30,98 | 4 |
| 2020 | 295 | 10.136,69 | 34,36 | 5 |
| 2021 | 339 | 10.511,82 | 31,01 | 5 |
| 2022 | 314 | 10.554,13 | 33,61 | 4 |
| 2023 | 324 | 10.274,82 | 31,71 | 5 |
| 2024 | 365 | 10.854,09 | 29,74 | 6 |
| totale | 4.134 | 117.814,10 | 28,50 | 61 |