| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 320 | 4.667,22 | 14,59 | 2 |
| 2007 | 360 | 6.503,82 | 18,07 | 2 |
| 2008 | 240 | 4.204,37 | 17,52 | 1 |
| 2009 | 311 | 4.936,52 | 15,87 | 2 |
| 2010 | 236 | 3.454,90 | 14,64 | 3 |
| 2011 | 237 | 3.818,26 | 16,11 | 2 |
| 2012 | 272 | 4.415,21 | 16,23 | 3 |
| 2013 | 248 | 3.736,95 | 15,07 | 3 |
| 2014 | 278 | 5.555,29 | 19,98 | 4 |
| 2015 | 259 | 4.568,71 | 17,64 | 4 |
| 2016 | 66 | 1.001,36 | 15,17 | 4 |
| 2017 | 58 | 802,12 | 13,83 | 4 |
| 2018 | 105 | 2.184,09 | 20,80 | 4 |
| 2019 | 62 | 895,48 | 14,44 | 4 |
| 2020 | 79 | 1.138,51 | 14,41 | 5 |
| 2021 | 190 | 3.426,52 | 18,03 | 6 |
| 2022 | 148 | 3.242,01 | 21,91 | 5 |
| 2023 | 147 | 4.359,15 | 29,65 | 5 |
| 2024 | 219 | 4.379,72 | 20,00 | 6 |
| totale | 3.835 | 67.290,21 | 17,55 | 69 |