| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 557 | 14.037,46 | 25,20 | 3 |
| 2007 | 70 | 5.808,07 | 82,97 | 3 |
| 2008 | 124 | 7.525,58 | 60,69 | 2 |
| 2009 | 123 | 5.205,41 | 42,32 | 3 |
| 2010 | 244 | 6.456,96 | 26,46 | 4 |
| 2011 | 75 | 3.159,40 | 42,13 | 3 |
| 2012 | 417 | 8.898,96 | 21,34 | 5 |
| 2013 | 347 | 6.798,52 | 19,59 | 4 |
| 2014 | 295 | 7.467,55 | 25,31 | 3 |
| 2015 | 280 | 8.046,14 | 28,74 | 4 |
| 2016 | 225 | 6.272,39 | 27,88 | 2 |
| 2017 | 260 | 6.761,43 | 26,01 | 4 |
| 2018 | 239 | 6.047,82 | 25,30 | 4 |
| 2019 | 231 | 6.766,72 | 29,29 | 4 |
| 2020 | 222 | 6.774,74 | 30,52 | 5 |
| 2021 | 223 | 6.831,91 | 30,64 | 5 |
| 2022 | 206 | 6.495,61 | 31,53 | 5 |
| 2023 | 199 | 6.515,73 | 32,74 | 5 |
| 2024 | 194 | 5.856,67 | 30,19 | 5 |
| totale | 4.531 | 131.727,07 | 29,07 | 73 |