| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 335 | 10.312,89 | 30,78 | 2 |
| 2007 | 214 | 5.148,74 | 24,06 | 1 |
| 2008 | 259 | 6.426,64 | 24,81 | 1 |
| 2009 | 262 | 6.048,32 | 23,09 | 2 |
| 2010 | 282 | 5.378,05 | 19,07 | 3 |
| 2011 | 275 | 5.122,48 | 18,63 | 1 |
| 2012 | 257 | 5.398,60 | 21,01 | 3 |
| 2013 | 328 | 7.590,23 | 23,14 | 3 |
| 2014 | 292 | 8.996,26 | 30,81 | 3 |
| 2015 | 254 | 6.742,07 | 26,54 | 2 |
| 2016 | 240 | 6.205,73 | 25,86 | 2 |
| 2017 | 239 | 6.594,26 | 27,59 | 2 |
| 2018 | 236 | 5.682,82 | 24,08 | 2 |
| 2019 | 14 | 273,93 | 19,57 | 2 |
| 2020 | 216 | 5.655,26 | 26,18 | 3 |
| 2021 | 186 | 4.947,48 | 26,60 | 3 |
| 2022 | 157 | 4.276,45 | 27,24 | 2 |
| 2023 | 153 | 3.726,96 | 24,36 | 2 |
| 2024 | 191 | 4.648,85 | 24,34 | 2 |
| totale | 4.390 | 109.176,02 | 24,87 | 41 |