| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 243 | 3.662,11 | 15,07 | 2 |
| 2007 | 82 | 1.502,80 | 18,33 | 1 |
| 2008 | 60 | 1.106,72 | 18,45 | 1 |
| 2009 | 132 | 2.197,03 | 16,64 | 2 |
| 2010 | 195 | 2.887,03 | 14,81 | 4 |
| 2011 | 191 | 2.878,87 | 15,07 | 4 |
| 2012 | 177 | 3.283,97 | 18,55 | 5 |
| 2013 | 216 | 3.467,66 | 16,05 | 6 |
| 2014 | 226 | 4.790,11 | 21,20 | 5 |
| 2015 | 201 | 3.848,34 | 19,15 | 6 |
| 2016 | 236 | 4.215,47 | 17,86 | 7 |
| 2017 | 279 | 4.871,16 | 17,46 | 7 |
| 2018 | 248 | 4.728,83 | 19,07 | 7 |
| 2019 | 261 | 4.839,82 | 18,54 | 7 |
| 2020 | 343 | 6.988,68 | 20,38 | 7 |
| 2021 | 347 | 6.366,41 | 18,35 | 7 |
| 2022 | 338 | 7.163,27 | 21,19 | 6 |
| 2023 | 385 | 6.917,04 | 17,97 | 7 |
| 2024 | 381 | 7.507,46 | 19,70 | 8 |
| totale | 4.541 | 83.222,78 | 18,33 | 99 |