| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 60 | 1.132,57 | 18,88 | 1 |
| 2007 | 96 | 1.762,80 | 18,36 | 1 |
| 2008 | 132 | 2.630,33 | 19,93 | 1 |
| 2009 | 106 | 2.300,41 | 21,70 | 2 |
| 2010 | 107 | 1.827,90 | 17,08 | 2 |
| 2011 | 83 | 1.361,65 | 16,41 | 2 |
| 2012 | 98 | 1.702,71 | 17,37 | 3 |
| 2013 | 99 | 1.757,76 | 17,76 | 3 |
| 2014 | 89 | 1.900,73 | 21,36 | 3 |
| 2015 | 66 | 1.441,01 | 21,83 | 3 |
| 2016 | 49 | 958,97 | 19,57 | 2 |
| 2017 | 50 | 1.012,32 | 20,25 | 3 |
| 2018 | 70 | 1.393,82 | 19,91 | 4 |
| 2019 | 53 | 1.059,45 | 19,99 | 3 |
| 2020 | 80 | 1.902,48 | 23,78 | 4 |
| 2021 | 332 | 8.122,00 | 24,46 | 4 |
| 2022 | 299 | 7.965,29 | 26,64 | 4 |
| 2023 | 127 | 3.440,68 | 27,09 | 5 |
| 2024 | 123 | 3.131,23 | 25,46 | 6 |
| totale | 2.119 | 46.804,11 | 22,09 | 56 |