| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 771 | 19.720,20 | 25,58 | 5 |
| 2007 | 158 | 5.314,73 | 33,64 | 4 |
| 2008 | 176 | 6.239,64 | 35,45 | 4 |
| 2009 | 245 | 7.693,22 | 31,40 | 5 |
| 2010 | 249 | 6.996,14 | 28,10 | 5 |
| 2011 | 186 | 5.290,22 | 28,44 | 6 |
| 2012 | 305 | 7.849,65 | 25,74 | 6 |
| 2013 | 220 | 4.250,49 | 19,32 | 6 |
| 2014 | 300 | 7.701,57 | 25,67 | 4 |
| 2015 | 270 | 8.441,71 | 31,27 | 8 |
| 2016 | 246 | 9.674,39 | 39,33 | 7 |
| 2017 | 331 | 12.112,76 | 36,59 | 9 |
| 2018 | 345 | 11.534,87 | 33,43 | 8 |
| 2019 | 368 | 11.491,63 | 31,23 | 9 |
| 2020 | 339 | 10.782,02 | 31,81 | 9 |
| 2021 | 391 | 11.185,52 | 28,61 | 8 |
| 2022 | 348 | 9.852,55 | 28,31 | 8 |
| 2023 | 364 | 9.501,66 | 26,10 | 9 |
| 2024 | 408 | 10.291,97 | 25,23 | 9 |
| totale | 6.020 | 175.924,94 | 29,22 | 129 |