| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 466 | 9.998,33 | 21,46 | 1 |
| 2007 | 128 | 3.411,42 | 26,65 | 1 |
| 2008 | 149 | 4.279,05 | 28,72 | 1 |
| 2009 | 184 | 4.091,94 | 22,24 | 3 |
| 2010 | 205 | 4.271,77 | 20,84 | 3 |
| 2011 | 22 | 633,80 | 28,81 | 1 |
| 2012 | 212 | 4.517,33 | 21,31 | 4 |
| 2013 | 203 | 3.833,07 | 18,88 | 3 |
| 2014 | 191 | 4.721,24 | 24,72 | 4 |
| 2015 | 195 | 4.822,59 | 24,73 | 5 |
| 2016 | 169 | 4.503,10 | 26,65 | 4 |
| 2017 | 221 | 6.972,77 | 31,55 | 6 |
| 2018 | 208 | 6.809,62 | 32,74 | 7 |
| 2019 | 357 | 10.670,16 | 29,89 | 8 |
| 2020 | 427 | 13.647,79 | 31,96 | 9 |
| 2021 | 449 | 13.137,87 | 29,26 | 9 |
| 2022 | 550 | 16.282,31 | 29,60 | 11 |
| 2023 | 484 | 14.396,11 | 29,74 | 10 |
| 2024 | 543 | 15.386,82 | 28,34 | 10 |
| totale | 5.363 | 146.387,09 | 27,30 | 100 |