| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.043 | 31.946,30 | 30,63 | 7 |
| 2007 | 554 | 18.948,76 | 34,20 | 6 |
| 2008 | 558 | 18.391,33 | 32,96 | 7 |
| 2009 | 904 | 33.692,66 | 37,27 | 14 |
| 2010 | 900 | 25.813,34 | 28,68 | 15 |
| 2011 | 1.938 | 50.903,57 | 26,27 | 13 |
| 2012 | 2.732 | 72.465,21 | 26,52 | 19 |
| 2013 | 3.321 | 88.352,65 | 26,60 | 20 |
| 2014 | 3.303 | 111.477,10 | 33,75 | 19 |
| 2015 | 3.447 | 116.223,99 | 33,72 | 23 |
| 2016 | 3.558 | 122.859,95 | 34,53 | 23 |
| 2017 | 3.445 | 122.733,22 | 35,63 | 23 |
| 2018 | 3.439 | 121.988,68 | 35,47 | 24 |
| 2019 | 3.551 | 128.691,35 | 36,24 | 27 |
| 2020 | 3.358 | 131.912,72 | 39,28 | 26 |
| 2021 | 2.947 | 114.491,78 | 38,85 | 27 |
| 2022 | 2.652 | 114.128,81 | 43,03 | 29 |
| 2023 | 2.824 | 130.455,51 | 46,20 | 35 |
| 2024 | 2.609 | 86.083,28 | 32,99 | 36 |
| totale | 47.083 | 1.641.560,21 | 34,87 | 393 |