| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 22.561 | 682.869,88 | 30,27 | 135 |
| 2007 | 19.765 | 684.897,70 | 34,65 | 125 |
| 2008 | 23.404 | 855.702,14 | 36,56 | 158 |
| 2009 | 25.516 | 892.282,00 | 34,97 | 166 |
| 2010 | 25.432 | 779.280,60 | 30,64 | 168 |
| 2011 | 23.178 | 689.701,61 | 29,76 | 149 |
| 2012 | 24.226 | 743.246,31 | 30,68 | 171 |
| 2013 | 25.613 | 922.874,77 | 36,03 | 169 |
| 2014 | 26.282 | 1.181.735,97 | 44,96 | 187 |
| 2015 | 27.211 | 985.921,89 | 36,23 | 193 |
| 2016 | 26.747 | 1.000.231,27 | 37,40 | 189 |
| 2017 | 27.322 | 1.007.694,91 | 36,88 | 193 |
| 2018 | 28.603 | 1.051.066,58 | 36,75 | 202 |
| 2019 | 29.712 | 1.063.755,77 | 35,80 | 210 |
| 2020 | 28.770 | 1.114.261,53 | 38,73 | 216 |
| 2021 | 30.348 | 1.103.343,07 | 36,36 | 224 |
| 2022 | 28.428 | 1.070.058,14 | 37,64 | 201 |
| 2023 | 28.424 | 1.051.682,27 | 37,00 | 232 |
| 2024 | 28.417 | 986.805,42 | 34,73 | 259 |
| totale | 499.959 | 17.867.411,83 | 35,74 | 3.547 |