| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 217 | 6.258,31 | 28,84 | 1 |
| 2007 | 7 | 224,66 | 32,09 | 1 |
| 2008 | 4 | 85,74 | 21,44 | 1 |
| 2009 | 92 | 2.962,51 | 32,20 | 2 |
| 2010 | 155 | 5.435,26 | 35,07 | 3 |
| 2011 | 77 | 2.301,95 | 29,90 | 2 |
| 2012 | 255 | 8.502,62 | 33,34 | 4 |
| 2013 | 263 | 8.062,36 | 30,66 | 4 |
| 2014 | 273 | 10.523,05 | 38,55 | 5 |
| 2015 | 259 | 10.357,95 | 39,99 | 4 |
| 2016 | 230 | 9.632,96 | 41,88 | 5 |
| 2017 | 273 | 10.124,52 | 37,09 | 8 |
| 2018 | 308 | 11.445,44 | 37,16 | 8 |
| 2019 | 306 | 12.170,65 | 39,77 | 8 |
| 2020 | 269 | 11.391,96 | 42,35 | 7 |
| 2021 | 226 | 9.262,57 | 40,98 | 7 |
| 2022 | 260 | 11.042,50 | 42,47 | 7 |
| 2023 | 314 | 18.008,38 | 57,35 | 10 |
| 2024 | 324 | 16.876,56 | 52,09 | 10 |
| totale | 4.112 | 164.669,95 | 40,05 | 97 |