| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.432 | 35.684,64 | 24,92 | 4 |
| 2007 | 1.229 | 33.265,60 | 27,07 | 6 |
| 2008 | 1.436 | 41.136,10 | 28,65 | 9 |
| 2009 | 1.558 | 40.998,47 | 26,31 | 10 |
| 2010 | 1.458 | 32.847,65 | 22,53 | 8 |
| 2011 | 1.301 | 28.436,54 | 21,86 | 6 |
| 2012 | 1.551 | 37.043,22 | 23,88 | 9 |
| 2013 | 1.660 | 36.308,79 | 21,87 | 9 |
| 2014 | 1.588 | 43.441,64 | 27,36 | 7 |
| 2015 | 1.704 | 47.934,45 | 28,13 | 9 |
| 2016 | 1.782 | 50.054,09 | 28,09 | 9 |
| 2017 | 1.889 | 56.589,28 | 29,96 | 11 |
| 2018 | 2.015 | 59.151,59 | 29,36 | 11 |
| 2019 | 2.119 | 60.853,30 | 28,72 | 12 |
| 2020 | 2.038 | 60.344,15 | 29,61 | 15 |
| 2021 | 2.112 | 67.966,32 | 32,18 | 16 |
| 2022 | 2.298 | 74.099,17 | 32,25 | 16 |
| 2023 | 2.440 | 79.766,93 | 32,69 | 20 |
| 2024 | 2.725 | 84.211,53 | 30,90 | 25 |
| totale | 34.335 | 970.133,46 | 28,25 | 212 |