| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 293 | 7.855,39 | 26,81 | 3 |
| 2007 | 170 | 4.533,47 | 26,67 | 2 |
| 2008 | 220 | 6.474,03 | 29,43 | 3 |
| 2009 | 161 | 4.196,86 | 26,07 | 2 |
| 2010 | 169 | 3.588,65 | 21,23 | 4 |
| 2011 | 151 | 3.401,51 | 22,53 | 3 |
| 2012 | 156 | 3.549,03 | 22,75 | 4 |
| 2013 | 138 | 2.713,65 | 19,66 | 5 |
| 2014 | 140 | 3.509,69 | 25,07 | 5 |
| 2015 | 143 | 3.847,75 | 26,91 | 4 |
| 2016 | 145 | 4.287,81 | 29,57 | 4 |
| 2017 | 133 | 3.568,34 | 26,83 | 4 |
| 2018 | 143 | 3.950,33 | 27,62 | 5 |
| 2019 | 136 | 4.028,78 | 29,62 | 5 |
| 2020 | 113 | 3.443,16 | 30,47 | 6 |
| 2021 | 90 | 2.663,06 | 29,59 | 5 |
| 2022 | 78 | 2.189,82 | 28,07 | 5 |
| 2023 | 110 | 2.887,58 | 26,25 | 6 |
| 2024 | 137 | 4.075,98 | 29,75 | 6 |
| totale | 2.826 | 74.764,89 | 26,46 | 81 |