| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 199 | 2.861,80 | 14,38 | 1 |
| 2007 | 24 | 346,75 | 14,45 | 1 |
| 2008 | 60 | 1.361,59 | 22,69 | 1 |
| 2009 | 176 | 5.987,69 | 34,02 | 3 |
| 2010 | 174 | 4.517,13 | 25,96 | 4 |
| 2011 | 31 | 392,73 | 12,67 | 1 |
| 2012 | 177 | 4.511,30 | 25,49 | 3 |
| 2013 | 151 | 4.196,71 | 27,79 | 2 |
| 2014 | 171 | 5.592,69 | 32,71 | 2 |
| 2015 | 185 | 6.065,59 | 32,79 | 2 |
| 2016 | 193 | 6.600,76 | 34,20 | 2 |
| 2017 | 188 | 6.527,06 | 34,72 | 3 |
| 2018 | 181 | 6.606,44 | 36,50 | 4 |
| 2019 | 212 | 6.867,76 | 32,40 | 4 |
| 2020 | 228 | 7.592,75 | 33,30 | 4 |
| 2021 | 193 | 7.293,76 | 37,79 | 4 |
| 2022 | 221 | 9.119,60 | 41,27 | 5 |
| 2023 | 258 | 10.339,62 | 40,08 | 5 |
| 2024 | 249 | 10.208,20 | 41,00 | 5 |
| totale | 3.271 | 106.989,93 | 32,71 | 56 |