| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 138 | 2.138,79 | 15,50 | 2 |
| 2007 | 91 | 1.545,95 | 16,99 | 1 |
| 2009 | 56 | 1.415,41 | 25,28 | 2 |
| 2010 | 151 | 2.522,88 | 16,71 | 2 |
| 2011 | 162 | 2.442,09 | 15,07 | 2 |
| 2012 | 401 | 7.362,13 | 18,36 | 4 |
| 2013 | 203 | 3.918,22 | 19,30 | 5 |
| 2014 | 194 | 4.966,86 | 25,60 | 6 |
| 2015 | 325 | 7.389,62 | 22,74 | 6 |
| 2016 | 282 | 6.462,70 | 22,92 | 6 |
| 2017 | 279 | 5.927,78 | 21,25 | 5 |
| 2018 | 268 | 5.890,74 | 21,98 | 5 |
| 2019 | 324 | 8.348,04 | 25,77 | 6 |
| 2020 | 352 | 8.567,99 | 24,34 | 6 |
| 2021 | 344 | 7.591,60 | 22,07 | 6 |
| 2022 | 321 | 8.121,65 | 25,30 | 6 |
| 2023 | 230 | 5.391,34 | 23,44 | 5 |
| 2024 | 258 | 5.782,38 | 22,41 | 6 |
| totale | 4.379 | 95.786,17 | 21,87 | 81 |