| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 456 | 10.202,91 | 22,37 | 2 |
| 2007 | 154 | 4.757,25 | 30,89 | 2 |
| 2008 | 174 | 4.780,19 | 27,47 | 2 |
| 2009 | 275 | 6.812,77 | 24,77 | 3 |
| 2010 | 281 | 6.011,51 | 21,39 | 4 |
| 2011 | 200 | 4.634,80 | 23,17 | 4 |
| 2012 | 390 | 8.794,22 | 22,55 | 4 |
| 2013 | 479 | 9.462,66 | 19,76 | 5 |
| 2014 | 423 | 11.084,78 | 26,21 | 4 |
| 2015 | 394 | 10.668,61 | 27,08 | 4 |
| 2016 | 352 | 10.173,05 | 28,90 | 5 |
| 2017 | 302 | 8.446,59 | 27,97 | 3 |
| 2018 | 312 | 7.711,45 | 24,72 | 3 |
| 2019 | 310 | 8.506,46 | 27,44 | 3 |
| 2020 | 286 | 7.994,12 | 27,95 | 4 |
| 2021 | 261 | 8.358,19 | 32,02 | 6 |
| 2022 | 175 | 4.564,19 | 26,08 | 6 |
| 2023 | 167 | 3.627,03 | 21,72 | 6 |
| 2024 | 178 | 3.976,36 | 22,34 | 7 |
| totale | 5.569 | 140.567,14 | 25,24 | 77 |