| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 18.259 | 555.904,65 | 30,45 | 93 |
| 2007 | 19.904 | 585.854,25 | 29,43 | 90 |
| 2008 | 23.846 | 736.056,25 | 30,87 | 105 |
| 2009 | 16.639 | 493.718,30 | 29,67 | 101 |
| 2010 | 26.395 | 671.837,96 | 25,45 | 114 |
| 2011 | 29.782 | 757.039,94 | 25,42 | 101 |
| 2012 | 33.154 | 872.539,58 | 26,32 | 118 |
| 2013 | 41.983 | 982.363,54 | 23,40 | 126 |
| 2014 | 42.851 | 1.268.540,29 | 29,60 | 133 |
| 2015 | 44.475 | 1.325.187,42 | 29,80 | 130 |
| 2016 | 47.147 | 1.453.737,21 | 30,83 | 135 |
| 2017 | 48.160 | 1.488.154,89 | 30,90 | 149 |
| 2018 | 46.710 | 1.459.999,47 | 31,26 | 149 |
| 2019 | 47.612 | 1.465.578,31 | 30,78 | 155 |
| 2020 | 44.807 | 1.454.547,48 | 32,46 | 153 |
| 2021 | 44.786 | 1.427.957,13 | 31,88 | 165 |
| 2022 | 42.285 | 1.381.683,31 | 32,68 | 157 |
| 2023 | 42.820 | 1.438.584,75 | 33,60 | 203 |
| 2024 | 43.233 | 1.327.078,68 | 30,70 | 213 |
| totale | 704.848 | 21.146.363,41 | 30,00 | 2.590 |