| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 46 | 475,28 | 10,33 | 1 |
| 2007 | 1.450 | 30.082,28 | 20,75 | 1 |
| 2008 | 1.257 | 24.244,81 | 19,29 | 1 |
| 2009 | 1.146 | 20.439,51 | 17,84 | 2 |
| 2010 | 865 | 14.678,05 | 16,97 | 2 |
| 2011 | 763 | 13.038,97 | 17,09 | 1 |
| 2012 | 698 | 12.162,34 | 17,42 | 2 |
| 2013 | 39 | 245,44 | 6,29 | 1 |
| 2014 | 557 | 10.060,99 | 18,06 | 2 |
| 2015 | 501 | 9.565,91 | 19,09 | 2 |
| 2016 | 550 | 10.308,93 | 18,74 | 2 |
| 2017 | 479 | 8.034,79 | 16,77 | 2 |
| 2018 | 480 | 8.494,85 | 17,70 | 3 |
| 2019 | 327 | 6.808,07 | 20,82 | 3 |
| 2020 | 166 | 4.487,81 | 27,04 | 3 |
| 2021 | 211 | 5.944,08 | 28,17 | 4 |
| 2022 | 191 | 5.565,89 | 29,14 | 5 |
| 2023 | 177 | 5.348,86 | 30,22 | 5 |
| 2024 | 226 | 5.513,20 | 24,39 | 5 |
| totale | 10.129 | 195.500,06 | 19,30 | 47 |