| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 3.411 | 97.980,08 | 28,72 | 7 |
| 2007 | 2.371 | 74.038,72 | 31,23 | 6 |
| 2008 | 3.355 | 108.107,37 | 32,22 | 6 |
| 2009 | 3.478 | 106.941,70 | 30,75 | 6 |
| 2010 | 3.469 | 90.462,90 | 26,08 | 9 |
| 2011 | 3.182 | 80.221,20 | 25,21 | 7 |
| 2012 | 3.285 | 89.368,79 | 27,21 | 10 |
| 2013 | 3.216 | 82.869,24 | 25,77 | 11 |
| 2014 | 3.102 | 100.053,97 | 32,25 | 11 |
| 2015 | 2.849 | 93.534,14 | 32,83 | 11 |
| 2016 | 2.672 | 86.383,35 | 32,33 | 13 |
| 2017 | 2.499 | 82.163,60 | 32,88 | 13 |
| 2018 | 2.416 | 81.977,21 | 33,93 | 14 |
| 2019 | 2.368 | 80.672,75 | 34,07 | 16 |
| 2020 | 2.318 | 82.358,33 | 35,53 | 17 |
| 2021 | 2.344 | 82.099,25 | 35,03 | 18 |
| 2022 | 1.890 | 69.686,60 | 36,87 | 15 |
| 2023 | 1.993 | 73.561,14 | 36,91 | 16 |
| 2024 | 1.973 | 66.607,34 | 33,76 | 16 |
| totale | 52.191 | 1.629.087,68 | 31,21 | 222 |