| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 298 | 6.285,28 | 21,09 | 3 |
| 2007 | 5 | 104,71 | 20,94 | 2 |
| 2008 | 63 | 2.049,89 | 32,54 | 2 |
| 2009 | 174 | 4.506,95 | 25,90 | 3 |
| 2010 | 189 | 3.810,37 | 20,16 | 3 |
| 2011 | 4 | 99,21 | 24,80 | 1 |
| 2012 | 419 | 9.569,64 | 22,84 | 5 |
| 2013 | 540 | 10.640,37 | 19,70 | 5 |
| 2014 | 385 | 10.066,41 | 26,15 | 3 |
| 2015 | 406 | 10.233,48 | 25,21 | 5 |
| 2016 | 441 | 11.608,66 | 26,32 | 4 |
| 2017 | 428 | 11.496,39 | 26,86 | 4 |
| 2018 | 364 | 9.592,83 | 26,35 | 4 |
| 2019 | 343 | 9.638,18 | 28,10 | 5 |
| 2020 | 378 | 10.739,82 | 28,41 | 5 |
| 2021 | 354 | 10.134,08 | 28,63 | 6 |
| 2022 | 368 | 11.340,91 | 30,82 | 7 |
| 2023 | 453 | 13.838,39 | 30,55 | 7 |
| 2024 | 559 | 15.221,31 | 27,23 | 8 |
| totale | 6.171 | 160.976,88 | 26,09 | 82 |