| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.968 | 95.175,86 | 32,07 | 11 |
| 2007 | 2.496 | 92.275,35 | 36,97 | 10 |
| 2008 | 2.843 | 109.106,08 | 38,38 | 15 |
| 2009 | 3.307 | 125.279,79 | 37,88 | 17 |
| 2010 | 3.478 | 124.691,12 | 35,85 | 19 |
| 2011 | 3.655 | 126.844,04 | 34,70 | 14 |
| 2012 | 3.765 | 127.958,45 | 33,99 | 21 |
| 2013 | 3.542 | 119.728,85 | 33,80 | 21 |
| 2014 | 3.708 | 145.537,02 | 39,25 | 19 |
| 2015 | 4.263 | 160.885,56 | 37,74 | 20 |
| 2016 | 4.547 | 170.841,01 | 37,57 | 20 |
| 2017 | 4.612 | 170.650,17 | 37,00 | 22 |
| 2018 | 4.649 | 178.464,57 | 38,39 | 24 |
| 2019 | 4.550 | 178.395,54 | 39,21 | 24 |
| 2020 | 4.538 | 193.000,86 | 42,53 | 26 |
| 2021 | 4.306 | 188.082,08 | 43,68 | 29 |
| 2022 | 4.110 | 174.291,64 | 42,41 | 25 |
| 2023 | 4.029 | 166.098,06 | 41,23 | 30 |
| 2024 | 4.202 | 154.982,16 | 36,88 | 31 |
| totale | 73.568 | 2.802.288,21 | 38,09 | 398 |