| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.041 | 28.849,79 | 27,71 | 4 |
| 2007 | 912 | 25.793,10 | 28,28 | 4 |
| 2008 | 81 | 2.245,31 | 27,72 | 4 |
| 2009 | 172 | 6.411,88 | 37,28 | 5 |
| 2010 | 245 | 7.443,26 | 30,38 | 6 |
| 2011 | 7 | 218,53 | 31,22 | 1 |
| 2012 | 221 | 7.191,55 | 32,54 | 4 |
| 2013 | 250 | 8.162,28 | 32,65 | 3 |
| 2014 | 243 | 8.724,63 | 35,90 | 4 |
| 2015 | 172 | 6.186,41 | 35,97 | 3 |
| 2016 | 156 | 5.715,58 | 36,64 | 3 |
| 2017 | 156 | 5.298,85 | 33,97 | 3 |
| 2018 | 147 | 4.858,98 | 33,05 | 3 |
| 2019 | 154 | 4.888,63 | 31,74 | 3 |
| 2020 | 157 | 5.001,07 | 31,85 | 3 |
| 2021 | 168 | 5.816,01 | 34,62 | 3 |
| 2022 | 195 | 6.326,07 | 32,44 | 4 |
| 2023 | 273 | 8.082,14 | 29,60 | 5 |
| 2024 | 211 | 7.317,71 | 34,68 | 7 |
| totale | 4.961 | 154.531,78 | 31,15 | 72 |