| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 168 | 9.309,88 | 55,42 | 2 |
| 2007 | 235 | 12.531,82 | 53,33 | 1 |
| 2008 | 406 | 22.951,91 | 56,53 | 3 |
| 2009 | 493 | 26.445,37 | 53,64 | 4 |
| 2010 | 544 | 25.019,49 | 45,99 | 5 |
| 2011 | 515 | 22.179,28 | 43,07 | 3 |
| 2012 | 529 | 22.276,16 | 42,11 | 4 |
| 2013 | 542 | 17.890,30 | 33,01 | 4 |
| 2014 | 516 | 23.513,42 | 45,57 | 4 |
| 2015 | 478 | 21.172,01 | 44,29 | 4 |
| 2016 | 209 | 8.072,14 | 38,62 | 3 |
| 2017 | 425 | 18.721,50 | 44,05 | 4 |
| 2018 | 381 | 16.259,39 | 42,68 | 4 |
| 2019 | 365 | 17.400,04 | 47,67 | 4 |
| 2020 | 329 | 16.275,94 | 49,47 | 4 |
| 2021 | 295 | 12.691,84 | 43,02 | 7 |
| 2022 | 226 | 9.713,66 | 42,98 | 7 |
| 2023 | 249 | 10.166,26 | 40,83 | 9 |
| 2024 | 262 | 9.969,79 | 38,05 | 8 |
| totale | 7.167 | 322.560,20 | 45,01 | 84 |