| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 575 | 9.866,93 | 17,16 | 4 |
| 2007 | 27 | 1.032,96 | 38,26 | 2 |
| 2008 | 64 | 1.989,06 | 31,08 | 3 |
| 2009 | 266 | 5.247,91 | 19,73 | 4 |
| 2010 | 292 | 5.170,45 | 17,71 | 4 |
| 2011 | 72 | 1.650,18 | 22,92 | 3 |
| 2012 | 250 | 4.652,63 | 18,61 | 4 |
| 2013 | 228 | 4.221,69 | 18,52 | 5 |
| 2014 | 163 | 3.582,88 | 21,98 | 4 |
| 2015 | 133 | 2.503,98 | 18,83 | 3 |
| 2016 | 137 | 2.815,73 | 20,55 | 4 |
| 2017 | 143 | 2.877,73 | 20,12 | 5 |
| 2018 | 176 | 4.994,12 | 28,38 | 7 |
| 2019 | 174 | 3.937,94 | 22,63 | 8 |
| 2020 | 328 | 8.214,15 | 25,04 | 10 |
| 2021 | 355 | 8.613,62 | 24,26 | 9 |
| 2022 | 403 | 10.037,63 | 24,91 | 9 |
| 2023 | 440 | 10.441,72 | 23,73 | 8 |
| 2024 | 539 | 12.391,93 | 22,99 | 8 |
| totale | 4.765 | 104.243,24 | 21,88 | 104 |