| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 212 | 5.313,55 | 25,06 | 2 |
| 2007 | 42 | 967,30 | 23,03 | 1 |
| 2008 | 64 | 1.794,05 | 28,03 | 2 |
| 2009 | 84 | 2.000,73 | 23,82 | 2 |
| 2010 | 120 | 3.183,92 | 26,53 | 3 |
| 2011 | 9 | 138,40 | 15,38 | 1 |
| 2012 | 74 | 2.246,30 | 30,36 | 2 |
| 2013 | 75 | 2.287,46 | 30,50 | 1 |
| 2014 | 98 | 3.412,73 | 34,82 | 2 |
| 2015 | 103 | 4.588,92 | 44,55 | 3 |
| 2016 | 137 | 4.477,21 | 32,68 | 4 |
| 2017 | 115 | 3.883,62 | 33,77 | 4 |
| 2018 | 118 | 4.789,36 | 40,59 | 4 |
| 2019 | 89 | 3.311,06 | 37,20 | 4 |
| 2020 | 291 | 8.362,53 | 28,74 | 5 |
| 2021 | 399 | 12.078,02 | 30,27 | 6 |
| 2022 | 333 | 10.470,26 | 31,44 | 7 |
| 2023 | 485 | 13.647,61 | 28,14 | 9 |
| 2024 | 512 | 14.096,63 | 27,53 | 9 |
| totale | 3.360 | 101.049,66 | 30,07 | 71 |