| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 32 | 651,28 | 20,35 | 1 |
| 2008 | 67 | 2.623,78 | 39,16 | 2 |
| 2009 | 138 | 3.105,15 | 22,50 | 3 |
| 2010 | 107 | 2.596,80 | 24,27 | 3 |
| 2011 | 89 | 2.157,07 | 24,24 | 2 |
| 2012 | 85 | 2.141,92 | 25,20 | 3 |
| 2013 | 258 | 5.215,97 | 20,22 | 4 |
| 2014 | 231 | 5.720,61 | 24,76 | 4 |
| 2015 | 219 | 5.217,29 | 23,82 | 4 |
| 2016 | 183 | 4.429,59 | 24,21 | 4 |
| 2017 | 135 | 4.379,19 | 32,44 | 4 |
| 2018 | 186 | 5.547,13 | 29,82 | 4 |
| 2019 | 129 | 3.666,02 | 28,42 | 4 |
| 2020 | 183 | 5.901,89 | 32,25 | 4 |
| 2021 | 268 | 8.523,14 | 31,80 | 4 |
| 2022 | 225 | 6.834,70 | 30,38 | 4 |
| 2023 | 227 | 7.167,44 | 31,57 | 4 |
| 2024 | 104 | 2.135,38 | 20,53 | 3 |
| totale | 2.866 | 78.014,35 | 27,22 | 61 |