| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 117 | 2.073,80 | 17,72 | 1 |
| 2007 | 16 | 360,45 | 22,53 | 1 |
| 2008 | 79 | 1.954,83 | 24,74 | 1 |
| 2009 | 118 | 2.265,23 | 19,20 | 3 |
| 2010 | 76 | 1.220,44 | 16,06 | 2 |
| 2012 | 215 | 3.165,55 | 14,72 | 2 |
| 2013 | 211 | 3.119,00 | 14,78 | 1 |
| 2014 | 192 | 3.873,91 | 20,18 | 1 |
| 2015 | 191 | 3.923,73 | 20,54 | 2 |
| 2016 | 191 | 4.853,49 | 25,41 | 2 |
| 2017 | 180 | 4.209,89 | 23,39 | 2 |
| 2018 | 175 | 4.362,56 | 24,93 | 2 |
| 2019 | 209 | 5.277,01 | 25,25 | 3 |
| 2020 | 197 | 5.489,23 | 27,86 | 3 |
| 2021 | 189 | 5.606,32 | 29,66 | 3 |
| 2022 | 213 | 6.237,06 | 29,28 | 3 |
| 2023 | 220 | 6.450,77 | 29,32 | 3 |
| 2024 | 233 | 5.798,05 | 24,88 | 3 |
| totale | 3.022 | 70.241,32 | 23,24 | 38 |