| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 216 | 3.253,58 | 15,06 | 2 |
| 2007 | 15 | 492,44 | 32,83 | 1 |
| 2008 | 10 | 424,00 | 42,40 | 1 |
| 2009 | 92 | 2.672,30 | 29,05 | 4 |
| 2010 | 123 | 2.320,28 | 18,86 | 4 |
| 2011 | 16 | 448,52 | 28,03 | 2 |
| 2012 | 109 | 2.166,32 | 19,87 | 4 |
| 2013 | 105 | 2.298,70 | 21,89 | 3 |
| 2014 | 121 | 3.037,44 | 25,10 | 3 |
| 2015 | 154 | 3.952,03 | 25,66 | 4 |
| 2016 | 130 | 3.215,55 | 24,74 | 4 |
| 2017 | 172 | 4.208,97 | 24,47 | 6 |
| 2018 | 173 | 4.364,28 | 25,23 | 6 |
| 2019 | 157 | 3.857,37 | 24,57 | 5 |
| 2020 | 147 | 3.613,71 | 24,58 | 5 |
| 2021 | 175 | 5.021,80 | 28,70 | 6 |
| 2022 | 184 | 5.052,61 | 27,46 | 6 |
| 2023 | 192 | 5.457,68 | 28,43 | 7 |
| 2024 | 204 | 5.472,40 | 26,83 | 7 |
| totale | 2.495 | 61.329,98 | 24,58 | 80 |