| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 88 | 1.685,04 | 19,15 | 1 |
| 2008 | 124 | 11.035,57 | 89,00 | 1 |
| 2009 | 205 | 10.194,96 | 49,73 | 2 |
| 2010 | 216 | 8.186,87 | 37,90 | 2 |
| 2011 | 247 | 9.133,96 | 36,98 | 1 |
| 2012 | 284 | 8.888,10 | 31,30 | 2 |
| 2013 | 251 | 7.106,40 | 28,31 | 2 |
| 2014 | 226 | 7.730,67 | 34,21 | 2 |
| 2015 | 183 | 6.113,77 | 33,41 | 2 |
| 2016 | 192 | 7.347,70 | 38,27 | 2 |
| 2017 | 187 | 7.227,24 | 38,65 | 2 |
| 2018 | 178 | 7.175,07 | 40,31 | 2 |
| 2019 | 165 | 7.040,41 | 42,67 | 2 |
| 2020 | 144 | 5.318,91 | 36,94 | 2 |
| 2021 | 125 | 4.909,05 | 39,27 | 2 |
| 2022 | 111 | 4.364,57 | 39,32 | 2 |
| 2023 | 103 | 4.113,44 | 39,94 | 2 |
| 2024 | 93 | 3.652,28 | 39,27 | 2 |
| totale | 3.122 | 121.224,01 | 38,83 | 33 |