| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 362 | 7.149,09 | 19,75 | 3 |
| 2007 | 113 | 2.980,70 | 26,38 | 1 |
| 2008 | 133 | 3.411,09 | 25,65 | 1 |
| 2009 | 126 | 2.632,39 | 20,89 | 2 |
| 2010 | 93 | 2.379,85 | 25,59 | 2 |
| 2011 | 97 | 2.232,02 | 23,01 | 2 |
| 2012 | 83 | 1.993,09 | 24,01 | 4 |
| 2013 | 60 | 1.242,31 | 20,71 | 2 |
| 2014 | 63 | 1.706,99 | 27,10 | 3 |
| 2015 | 71 | 1.942,32 | 27,36 | 4 |
| 2016 | 60 | 1.651,29 | 27,52 | 4 |
| 2017 | 121 | 2.855,04 | 23,60 | 4 |
| 2018 | 119 | 2.777,48 | 23,34 | 4 |
| 2019 | 50 | 1.556,44 | 31,13 | 3 |
| 2020 | 45 | 1.308,92 | 29,09 | 3 |
| 2021 | 49 | 1.232,56 | 25,15 | 3 |
| 2022 | 37 | 1.167,73 | 31,56 | 4 |
| 2023 | 65 | 2.001,14 | 30,79 | 5 |
| 2024 | 62 | 1.719,63 | 27,74 | 7 |
| totale | 1.809 | 43.940,08 | 24,29 | 61 |