| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 105 | 1.853,84 | 17,66 | 1 |
| 2007 | 18 | 484,00 | 26,89 | 1 |
| 2008 | 34 | 889,66 | 26,17 | 1 |
| 2009 | 43 | 873,30 | 20,31 | 2 |
| 2010 | 64 | 1.115,09 | 17,42 | 2 |
| 2011 | 28 | 630,34 | 22,51 | 1 |
| 2012 | 50 | 1.013,77 | 20,28 | 2 |
| 2013 | 55 | 912,93 | 16,60 | 2 |
| 2014 | 121 | 3.109,64 | 25,70 | 3 |
| 2015 | 60 | 1.535,40 | 25,59 | 2 |
| 2016 | 43 | 1.042,91 | 24,25 | 2 |
| 2017 | 41 | 1.131,22 | 27,59 | 2 |
| 2018 | 43 | 1.054,40 | 24,52 | 2 |
| 2019 | 35 | 881,09 | 25,17 | 2 |
| 2020 | 45 | 1.159,66 | 25,77 | 2 |
| 2021 | 32 | 844,99 | 26,41 | 2 |
| 2022 | 41 | 950,21 | 23,18 | 2 |
| 2023 | 65 | 1.161,34 | 17,87 | 4 |
| 2024 | 81 | 1.869,79 | 23,08 | 5 |
| totale | 1.004 | 22.513,58 | 22,42 | 40 |