| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 538 | 9.183,52 | 17,07 | 3 |
| 2007 | 298 | 5.673,36 | 19,04 | 2 |
| 2008 | 339 | 7.486,05 | 22,08 | 3 |
| 2009 | 71 | 1.482,83 | 20,88 | 2 |
| 2010 | 185 | 3.971,59 | 21,47 | 4 |
| 2011 | 94 | 1.272,95 | 13,54 | 1 |
| 2012 | 222 | 4.269,82 | 19,23 | 4 |
| 2013 | 272 | 4.934,82 | 18,14 | 5 |
| 2014 | 229 | 5.554,14 | 24,25 | 5 |
| 2015 | 202 | 4.453,57 | 22,05 | 5 |
| 2016 | 211 | 4.008,01 | 19,00 | 5 |
| 2017 | 372 | 8.224,90 | 22,11 | 6 |
| 2018 | 175 | 4.090,99 | 23,38 | 5 |
| 2019 | 159 | 4.143,38 | 26,06 | 5 |
| 2020 | 368 | 6.977,42 | 18,96 | 7 |
| 2021 | 347 | 6.564,93 | 18,92 | 8 |
| 2022 | 498 | 10.148,66 | 20,38 | 9 |
| 2023 | 635 | 10.810,90 | 17,03 | 11 |
| 2024 | 790 | 12.985,40 | 16,44 | 13 |
| totale | 6.005 | 116.237,24 | 19,36 | 103 |