| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 347 | 11.785,62 | 33,96 | 4 |
| 2007 | 240 | 10.518,51 | 43,83 | 5 |
| 2008 | 243 | 9.214,95 | 37,92 | 5 |
| 2009 | 268 | 9.423,38 | 35,16 | 6 |
| 2010 | 250 | 7.920,47 | 31,68 | 6 |
| 2011 | 261 | 7.623,10 | 29,21 | 5 |
| 2012 | 271 | 9.524,72 | 35,15 | 6 |
| 2013 | 262 | 8.938,31 | 34,12 | 6 |
| 2014 | 281 | 13.545,31 | 48,20 | 6 |
| 2015 | 263 | 10.565,06 | 40,17 | 6 |
| 2016 | 287 | 11.645,07 | 40,58 | 6 |
| 2017 | 296 | 12.193,27 | 41,19 | 7 |
| 2018 | 299 | 12.084,10 | 40,42 | 8 |
| 2019 | 322 | 15.474,72 | 48,06 | 8 |
| 2020 | 330 | 15.484,53 | 46,92 | 8 |
| 2021 | 320 | 13.655,98 | 42,67 | 8 |
| 2022 | 334 | 14.631,68 | 43,81 | 9 |
| 2023 | 338 | 13.901,62 | 41,13 | 11 |
| 2024 | 383 | 15.890,59 | 41,49 | 12 |
| totale | 5.595 | 224.020,99 | 40,04 | 132 |