| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 306 | 7.171,23 | 23,44 | 2 |
| 2007 | 149 | 3.636,00 | 24,40 | 2 |
| 2008 | 213 | 5.072,60 | 23,82 | 3 |
| 2009 | 867 | 20.123,43 | 23,21 | 8 |
| 2010 | 709 | 18.834,32 | 26,56 | 5 |
| 2011 | 599 | 16.993,13 | 28,37 | 4 |
| 2012 | 645 | 17.358,25 | 26,91 | 5 |
| 2013 | 614 | 11.118,62 | 18,11 | 5 |
| 2014 | 349 | 7.983,19 | 22,87 | 5 |
| 2015 | 327 | 9.845,07 | 30,11 | 3 |
| 2016 | 711 | 17.888,38 | 25,16 | 4 |
| 2017 | 946 | 26.512,32 | 28,03 | 5 |
| 2018 | 950 | 30.241,31 | 31,83 | 7 |
| 2019 | 1.172 | 36.159,64 | 30,85 | 7 |
| 2020 | 1.266 | 42.557,23 | 33,62 | 7 |
| 2021 | 2.233 | 63.653,05 | 28,51 | 10 |
| 2022 | 2.743 | 71.883,75 | 26,21 | 8 |
| 2023 | 3.427 | 83.531,91 | 24,37 | 14 |
| 2024 | 3.992 | 96.524,24 | 24,18 | 14 |
| totale | 22.218 | 587.087,67 | 26,42 | 118 |