| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 427 | 6.963,63 | 16,31 | 3 |
| 2007 | 322 | 6.354,28 | 19,73 | 4 |
| 2008 | 624 | 12.185,39 | 19,53 | 6 |
| 2009 | 562 | 11.662,27 | 20,75 | 10 |
| 2010 | 432 | 7.447,14 | 17,24 | 9 |
| 2011 | 393 | 6.217,26 | 15,82 | 7 |
| 2012 | 311 | 5.674,03 | 18,24 | 6 |
| 2013 | 427 | 7.476,28 | 17,51 | 6 |
| 2014 | 353 | 8.171,63 | 23,15 | 6 |
| 2015 | 325 | 7.761,56 | 23,88 | 6 |
| 2016 | 529 | 12.833,56 | 24,26 | 5 |
| 2017 | 280 | 6.664,11 | 23,80 | 5 |
| 2018 | 511 | 13.802,07 | 27,01 | 6 |
| 2019 | 484 | 12.368,87 | 25,56 | 6 |
| 2020 | 655 | 20.126,86 | 30,73 | 7 |
| 2021 | 745 | 21.866,09 | 29,35 | 8 |
| 2022 | 378 | 10.686,92 | 28,27 | 7 |
| 2023 | 402 | 10.968,77 | 27,29 | 7 |
| 2024 | 476 | 12.181,26 | 25,59 | 11 |
| totale | 8.636 | 201.411,98 | 23,32 | 125 |