| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 709 | 12.933,05 | 18,24 | 2 |
| 2007 | 430 | 11.112,76 | 25,84 | 3 |
| 2008 | 542 | 13.455,74 | 24,83 | 3 |
| 2009 | 475 | 11.742,27 | 24,72 | 3 |
| 2010 | 481 | 10.084,15 | 20,96 | 3 |
| 2011 | 542 | 11.613,51 | 21,43 | 3 |
| 2012 | 412 | 9.775,54 | 23,73 | 4 |
| 2013 | 416 | 8.845,85 | 21,26 | 4 |
| 2014 | 91 | 1.998,17 | 21,96 | 3 |
| 2015 | 78 | 1.557,98 | 19,97 | 4 |
| 2016 | 94 | 1.922,03 | 20,45 | 5 |
| 2017 | 108 | 2.561,79 | 23,72 | 4 |
| 2018 | 82 | 1.526,70 | 18,62 | 4 |
| 2019 | 97 | 1.724,28 | 17,78 | 4 |
| 2020 | 91 | 1.625,47 | 17,86 | 4 |
| 2021 | 80 | 1.440,88 | 18,01 | 4 |
| 2022 | 73 | 1.256,15 | 17,21 | 3 |
| 2023 | 59 | 1.124,16 | 19,05 | 3 |
| 2024 | 64 | 1.206,00 | 18,84 | 4 |
| totale | 4.924 | 107.506,48 | 21,83 | 67 |