| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.414 | 93.226,95 | 38,62 | 13 |
| 2007 | 2.318 | 98.644,18 | 42,56 | 13 |
| 2008 | 2.656 | 121.175,35 | 45,62 | 16 |
| 2009 | 2.691 | 119.133,66 | 44,27 | 17 |
| 2010 | 2.827 | 107.891,52 | 38,16 | 20 |
| 2011 | 2.894 | 106.130,04 | 36,67 | 17 |
| 2012 | 3.017 | 113.011,26 | 37,46 | 18 |
| 2013 | 3.307 | 114.320,11 | 34,57 | 21 |
| 2014 | 3.353 | 144.344,13 | 43,05 | 21 |
| 2015 | 3.312 | 142.417,62 | 43,00 | 21 |
| 2016 | 3.199 | 139.573,30 | 43,63 | 23 |
| 2017 | 3.331 | 148.223,64 | 44,50 | 23 |
| 2018 | 3.222 | 145.677,62 | 45,21 | 23 |
| 2019 | 3.185 | 154.211,58 | 48,42 | 23 |
| 2020 | 3.224 | 150.440,04 | 46,66 | 24 |
| 2021 | 3.081 | 148.615,82 | 48,24 | 24 |
| 2022 | 2.842 | 134.657,63 | 47,38 | 23 |
| 2023 | 2.957 | 135.054,90 | 45,67 | 28 |
| 2024 | 2.296 | 113.692,20 | 49,52 | 28 |
| totale | 56.126 | 2.430.441,55 | 43,30 | 396 |