| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 343 | 7.181,65 | 20,94 | 3 |
| 2007 | 115 | 4.273,98 | 37,17 | 1 |
| 2008 | 191 | 5.613,83 | 29,39 | 2 |
| 2009 | 171 | 4.737,27 | 27,70 | 2 |
| 2010 | 140 | 3.074,96 | 21,96 | 2 |
| 2011 | 178 | 4.756,64 | 26,72 | 3 |
| 2012 | 211 | 5.330,03 | 25,26 | 4 |
| 2013 | 339 | 7.644,68 | 22,55 | 4 |
| 2014 | 301 | 8.308,56 | 27,60 | 3 |
| 2015 | 248 | 6.485,59 | 26,15 | 4 |
| 2016 | 247 | 9.496,19 | 38,45 | 4 |
| 2017 | 199 | 9.131,86 | 45,89 | 4 |
| 2018 | 245 | 11.164,71 | 45,57 | 4 |
| 2019 | 247 | 10.216,03 | 41,36 | 4 |
| 2020 | 301 | 8.441,81 | 28,05 | 4 |
| 2021 | 361 | 10.477,64 | 29,02 | 4 |
| 2022 | 98 | 2.424,21 | 24,74 | 3 |
| 2023 | 73 | 2.373,36 | 32,51 | 3 |
| 2024 | 122 | 2.852,73 | 23,38 | 4 |
| totale | 4.130 | 123.985,73 | 30,02 | 62 |