| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 195 | 3.171,96 | 16,27 | 1 |
| 2008 | 11 | 158,17 | 14,38 | 1 |
| 2009 | 224 | 3.943,44 | 17,60 | 3 |
| 2010 | 295 | 4.744,11 | 16,08 | 3 |
| 2011 | 201 | 3.426,84 | 17,05 | 2 |
| 2012 | 230 | 4.066,00 | 17,68 | 3 |
| 2013 | 202 | 3.671,54 | 18,18 | 3 |
| 2014 | 154 | 3.399,80 | 22,08 | 2 |
| 2015 | 166 | 3.579,82 | 21,57 | 2 |
| 2016 | 121 | 2.559,45 | 21,15 | 2 |
| 2017 | 139 | 3.106,22 | 22,35 | 3 |
| 2018 | 140 | 2.906,42 | 20,76 | 3 |
| 2019 | 135 | 2.888,15 | 21,39 | 3 |
| 2020 | 118 | 2.974,03 | 25,20 | 2 |
| 2021 | 137 | 3.084,30 | 22,51 | 3 |
| 2022 | 133 | 2.998,63 | 22,55 | 2 |
| 2023 | 165 | 3.665,10 | 22,21 | 2 |
| 2024 | 180 | 3.461,90 | 19,23 | 2 |
| totale | 2.946 | 57.805,88 | 19,62 | 42 |