| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 93 | 2.060,67 | 22,16 | 2 |
| 2007 | 137 | 3.755,11 | 27,41 | 3 |
| 2008 | 206 | 5.335,98 | 25,90 | 2 |
| 2009 | 208 | 4.773,35 | 22,95 | 4 |
| 2010 | 216 | 4.453,20 | 20,62 | 3 |
| 2011 | 246 | 4.892,22 | 19,89 | 2 |
| 2012 | 238 | 4.751,24 | 19,96 | 3 |
| 2013 | 251 | 4.130,55 | 16,46 | 3 |
| 2014 | 268 | 6.080,44 | 22,69 | 3 |
| 2015 | 299 | 7.328,29 | 24,51 | 3 |
| 2016 | 286 | 7.212,55 | 25,22 | 3 |
| 2017 | 186 | 5.048,12 | 27,14 | 3 |
| 2018 | 170 | 4.392,59 | 25,84 | 3 |
| 2019 | 168 | 4.468,20 | 26,60 | 3 |
| 2020 | 219 | 5.701,27 | 26,03 | 3 |
| 2021 | 214 | 5.628,50 | 26,30 | 3 |
| 2022 | 209 | 5.251,09 | 25,12 | 3 |
| 2023 | 213 | 4.963,30 | 23,30 | 3 |
| 2024 | 208 | 5.230,21 | 25,15 | 4 |
| totale | 4.035 | 95.456,88 | 23,66 | 56 |