| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 127 | 2.605,56 | 20,52 | 1 |
| 2008 | 203 | 4.179,96 | 20,59 | 1 |
| 2009 | 339 | 6.758,20 | 19,94 | 2 |
| 2010 | 292 | 5.272,01 | 18,05 | 2 |
| 2011 | 253 | 4.666,80 | 18,45 | 1 |
| 2012 | 435 | 7.156,76 | 16,45 | 2 |
| 2013 | 367 | 6.287,65 | 17,13 | 3 |
| 2014 | 357 | 7.262,41 | 20,34 | 2 |
| 2015 | 331 | 7.022,16 | 21,21 | 2 |
| 2016 | 336 | 6.999,93 | 20,83 | 2 |
| 2017 | 349 | 7.293,11 | 20,90 | 2 |
| 2018 | 324 | 6.697,58 | 20,67 | 2 |
| 2019 | 319 | 6.856,62 | 21,49 | 2 |
| 2020 | 305 | 6.772,34 | 22,20 | 2 |
| 2021 | 296 | 6.582,08 | 22,24 | 2 |
| 2022 | 296 | 7.082,83 | 23,93 | 2 |
| 2023 | 274 | 6.901,46 | 25,19 | 2 |
| 2024 | 348 | 6.988,15 | 20,08 | 2 |
| totale | 5.551 | 113.385,61 | 20,43 | 34 |