| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 570 | 10.537,54 | 18,49 | 2 |
| 2007 | 356 | 11.046,97 | 31,03 | 5 |
| 2008 | 373 | 11.953,76 | 32,05 | 4 |
| 2009 | 637 | 15.448,17 | 24,25 | 6 |
| 2010 | 702 | 15.468,97 | 22,04 | 6 |
| 2011 | 40 | 1.067,10 | 26,68 | 1 |
| 2012 | 345 | 7.232,08 | 20,96 | 2 |
| 2013 | 429 | 9.002,74 | 20,99 | 4 |
| 2014 | 373 | 9.036,01 | 24,23 | 4 |
| 2015 | 358 | 8.293,99 | 23,17 | 5 |
| 2016 | 396 | 9.001,98 | 22,73 | 5 |
| 2017 | 404 | 9.405,02 | 23,28 | 5 |
| 2018 | 393 | 10.129,54 | 25,77 | 5 |
| 2019 | 353 | 9.643,09 | 27,32 | 4 |
| 2020 | 458 | 13.153,10 | 28,72 | 5 |
| 2021 | 476 | 12.884,89 | 27,07 | 5 |
| 2022 | 576 | 16.924,82 | 29,38 | 6 |
| 2023 | 614 | 17.355,27 | 28,27 | 6 |
| 2024 | 649 | 18.402,04 | 28,35 | 6 |
| totale | 8.502 | 215.987,08 | 25,40 | 86 |