| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.014 | 44.865,74 | 22,28 | 10 |
| 2007 | 2.284 | 54.483,67 | 23,85 | 12 |
| 2008 | 2.619 | 61.617,57 | 23,53 | 10 |
| 2009 | 2.832 | 67.863,87 | 23,96 | 15 |
| 2010 | 3.863 | 76.845,74 | 19,89 | 20 |
| 2011 | 3.472 | 68.450,20 | 19,71 | 16 |
| 2012 | 3.019 | 67.189,79 | 22,26 | 34 |
| 2013 | 3.544 | 70.786,33 | 19,97 | 28 |
| 2014 | 3.899 | 97.637,58 | 25,04 | 33 |
| 2015 | 4.316 | 105.324,94 | 24,40 | 38 |
| 2016 | 4.495 | 112.111,24 | 24,94 | 39 |
| 2017 | 4.866 | 116.593,85 | 23,96 | 43 |
| 2018 | 4.532 | 108.374,61 | 23,91 | 46 |
| 2019 | 4.564 | 106.066,41 | 23,24 | 46 |
| 2020 | 4.795 | 116.563,74 | 24,31 | 51 |
| 2021 | 4.436 | 108.039,68 | 24,36 | 51 |
| 2022 | 4.117 | 106.002,04 | 25,75 | 49 |
| 2023 | 4.584 | 107.920,82 | 23,54 | 55 |
| 2024 | 5.114 | 114.951,77 | 22,48 | 56 |
| totale | 73.365 | 1.711.689,59 | 23,33 | 652 |