| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 3.233 | 76.272,04 | 23,59 | 12 |
| 2007 | 1.828 | 52.677,98 | 28,82 | 14 |
| 2008 | 2.375 | 71.440,88 | 30,08 | 16 |
| 2009 | 2.814 | 76.708,97 | 27,26 | 19 |
| 2010 | 3.477 | 78.994,87 | 22,72 | 21 |
| 2011 | 3.258 | 71.661,71 | 22,00 | 19 |
| 2012 | 4.018 | 101.249,12 | 25,20 | 24 |
| 2013 | 4.207 | 101.574,46 | 24,14 | 24 |
| 2014 | 4.067 | 126.713,47 | 31,16 | 24 |
| 2015 | 4.182 | 127.492,79 | 30,49 | 24 |
| 2016 | 4.478 | 141.796,88 | 31,67 | 28 |
| 2017 | 4.401 | 138.844,67 | 31,55 | 28 |
| 2018 | 3.598 | 109.648,07 | 30,47 | 27 |
| 2019 | 3.275 | 97.286,04 | 29,71 | 24 |
| 2020 | 3.790 | 119.174,29 | 31,44 | 26 |
| 2021 | 3.910 | 118.245,82 | 30,24 | 30 |
| 2022 | 3.801 | 120.388,97 | 31,67 | 30 |
| 2023 | 3.964 | 122.463,86 | 30,89 | 31 |
| 2024 | 4.036 | 118.328,12 | 29,32 | 33 |
| totale | 68.712 | 1.970.963,01 | 28,68 | 454 |