| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 160 | 1.992,45 | 12,45 | 2 |
| 2007 | 20 | 331,28 | 16,56 | 1 |
| 2008 | 14 | 228,77 | 16,34 | 1 |
| 2009 | 35 | 620,71 | 17,73 | 2 |
| 2010 | 32 | 488,51 | 15,27 | 1 |
| 2011 | 7 | 143,92 | 20,56 | 1 |
| 2012 | 35 | 661,97 | 18,91 | 2 |
| 2013 | 39 | 634,82 | 16,28 | 2 |
| 2014 | 43 | 1.028,42 | 23,92 | 2 |
| 2015 | 48 | 909,54 | 18,95 | 2 |
| 2016 | 50 | 1.017,52 | 20,35 | 2 |
| 2017 | 47 | 1.403,58 | 29,86 | 3 |
| 2018 | 49 | 1.462,10 | 29,84 | 3 |
| 2019 | 42 | 1.386,26 | 33,01 | 3 |
| 2020 | 43 | 1.480,44 | 34,43 | 3 |
| 2021 | 38 | 1.398,78 | 36,81 | 3 |
| 2022 | 32 | 1.319,78 | 41,24 | 3 |
| 2023 | 46 | 1.303,35 | 28,33 | 3 |
| 2024 | 52 | 1.034,69 | 19,90 | 4 |
| totale | 832 | 18.846,89 | 22,65 | 43 |