| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 268 | 3.994,24 | 14,90 | 2 |
| 2007 | 23 | 421,78 | 18,34 | 2 |
| 2008 | 36 | 734,67 | 20,41 | 1 |
| 2009 | 54 | 799,53 | 14,81 | 1 |
| 2010 | 66 | 916,58 | 13,89 | 2 |
| 2012 | 69 | 917,10 | 13,29 | 2 |
| 2013 | 135 | 1.943,39 | 14,40 | 1 |
| 2014 | 139 | 2.737,52 | 19,69 | 2 |
| 2015 | 159 | 2.874,42 | 18,08 | 2 |
| 2016 | 169 | 3.036,36 | 17,97 | 2 |
| 2017 | 224 | 3.984,63 | 17,79 | 2 |
| 2018 | 224 | 4.010,04 | 17,90 | 2 |
| 2019 | 256 | 4.801,72 | 18,76 | 2 |
| 2020 | 245 | 5.028,46 | 20,52 | 2 |
| 2021 | 202 | 4.283,87 | 21,21 | 2 |
| 2022 | 185 | 3.885,52 | 21,00 | 2 |
| 2023 | 178 | 3.965,25 | 22,28 | 4 |
| 2024 | 160 | 3.683,81 | 23,02 | 5 |
| totale | 2.792 | 52.018,89 | 18,63 | 38 |