| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 186 | 3.761,36 | 20,22 | 2 |
| 2007 | 213 | 4.101,88 | 19,26 | 1 |
| 2008 | 193 | 3.952,09 | 20,48 | 1 |
| 2009 | 195 | 4.471,34 | 22,93 | 2 |
| 2010 | 202 | 3.826,68 | 18,94 | 2 |
| 2011 | 161 | 2.762,08 | 17,16 | 1 |
| 2012 | 153 | 3.363,89 | 21,99 | 2 |
| 2013 | 149 | 2.790,02 | 18,72 | 2 |
| 2014 | 178 | 3.730,49 | 20,96 | 2 |
| 2015 | 155 | 3.143,16 | 20,28 | 2 |
| 2016 | 169 | 4.179,60 | 24,73 | 2 |
| 2017 | 148 | 3.582,06 | 24,20 | 2 |
| 2018 | 145 | 3.036,68 | 20,94 | 2 |
| 2019 | 171 | 4.434,93 | 25,94 | 2 |
| 2020 | 157 | 4.506,91 | 28,71 | 2 |
| 2021 | 145 | 4.133,04 | 28,50 | 2 |
| 2022 | 131 | 3.785,70 | 28,90 | 4 |
| 2023 | 134 | 3.762,81 | 28,08 | 4 |
| 2024 | 129 | 3.272,64 | 25,37 | 4 |
| totale | 3.114 | 70.597,36 | 22,67 | 41 |