| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 70 | 1.221,36 | 17,45 | 1 |
| 2007 | 187 | 4.467,70 | 23,89 | 1 |
| 2008 | 185 | 4.964,90 | 26,84 | 1 |
| 2009 | 196 | 5.751,17 | 29,34 | 2 |
| 2010 | 65 | 1.992,82 | 30,66 | 2 |
| 2011 | 54 | 1.295,75 | 24,00 | 1 |
| 2012 | 62 | 1.678,26 | 27,07 | 2 |
| 2013 | 97 | 2.544,02 | 26,23 | 2 |
| 2014 | 78 | 2.560,96 | 32,83 | 2 |
| 2015 | 67 | 2.445,66 | 36,50 | 2 |
| 2016 | 79 | 2.426,08 | 30,71 | 2 |
| 2017 | 69 | 2.078,31 | 30,12 | 3 |
| 2018 | 84 | 2.265,19 | 26,97 | 3 |
| 2019 | 82 | 2.731,93 | 33,32 | 3 |
| 2020 | 71 | 2.514,46 | 35,41 | 3 |
| 2021 | 68 | 2.543,12 | 37,40 | 3 |
| 2022 | 72 | 2.736,50 | 38,01 | 3 |
| 2023 | 69 | 2.531,45 | 36,69 | 5 |
| 2024 | 64 | 2.513,08 | 39,27 | 5 |
| totale | 1.719 | 51.262,72 | 29,82 | 46 |