| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 204 | 3.406,45 | 16,70 | 4 |
| 2007 | 191 | 3.719,05 | 19,47 | 3 |
| 2008 | 225 | 4.970,28 | 22,09 | 5 |
| 2009 | 210 | 4.364,22 | 20,78 | 5 |
| 2010 | 199 | 3.398,56 | 17,08 | 4 |
| 2011 | 251 | 4.500,89 | 17,93 | 5 |
| 2012 | 270 | 4.699,71 | 17,41 | 7 |
| 2013 | 291 | 4.875,09 | 16,75 | 7 |
| 2014 | 312 | 8.441,89 | 27,06 | 7 |
| 2015 | 311 | 6.797,54 | 21,86 | 7 |
| 2016 | 306 | 6.765,38 | 22,11 | 6 |
| 2017 | 314 | 7.203,40 | 22,94 | 6 |
| 2018 | 314 | 7.190,67 | 22,90 | 6 |
| 2019 | 306 | 6.913,18 | 22,59 | 5 |
| 2020 | 312 | 8.134,66 | 26,07 | 6 |
| 2021 | 314 | 7.310,86 | 23,28 | 6 |
| 2022 | 301 | 7.216,64 | 23,98 | 6 |
| 2023 | 311 | 8.121,46 | 26,11 | 6 |
| 2024 | 306 | 7.247,35 | 23,68 | 6 |
| totale | 5.248 | 115.277,28 | 21,97 | 107 |