| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 196 | 2.888,02 | 14,73 | 1 |
| 2008 | 162 | 5.167,53 | 31,90 | 1 |
| 2009 | 256 | 9.436,62 | 36,86 | 2 |
| 2010 | 311 | 7.193,43 | 23,13 | 3 |
| 2012 | 151 | 2.281,04 | 15,11 | 2 |
| 2013 | 264 | 4.733,90 | 17,93 | 2 |
| 2014 | 271 | 5.613,37 | 20,71 | 2 |
| 2015 | 352 | 8.123,97 | 23,08 | 3 |
| 2016 | 369 | 10.331,95 | 28,00 | 3 |
| 2017 | 383 | 10.389,03 | 27,13 | 3 |
| 2018 | 392 | 10.626,86 | 27,11 | 3 |
| 2019 | 380 | 9.544,13 | 25,12 | 3 |
| 2020 | 395 | 10.416,64 | 26,37 | 3 |
| 2021 | 413 | 11.633,34 | 28,17 | 3 |
| 2022 | 409 | 12.150,39 | 29,71 | 3 |
| 2023 | 419 | 12.827,95 | 30,62 | 3 |
| 2024 | 406 | 10.501,33 | 25,87 | 3 |
| totale | 5.529 | 143.859,50 | 26,02 | 43 |