| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 136 | 1.991,42 | 14,64 | 2 |
| 2007 | 175 | 3.184,63 | 18,20 | 3 |
| 2008 | 268 | 4.686,43 | 17,49 | 2 |
| 2009 | 227 | 4.447,51 | 19,59 | 4 |
| 2010 | 308 | 4.684,89 | 15,21 | 4 |
| 2011 | 257 | 4.138,30 | 16,10 | 3 |
| 2012 | 267 | 4.521,19 | 16,93 | 4 |
| 2013 | 494 | 7.397,93 | 14,98 | 5 |
| 2014 | 408 | 8.026,02 | 19,67 | 5 |
| 2015 | 419 | 8.453,93 | 20,18 | 5 |
| 2016 | 365 | 7.690,86 | 21,07 | 4 |
| 2017 | 323 | 6.352,40 | 19,67 | 4 |
| 2018 | 243 | 5.229,65 | 21,52 | 3 |
| 2019 | 245 | 5.387,34 | 21,99 | 4 |
| 2020 | 204 | 4.864,70 | 23,85 | 5 |
| 2021 | 183 | 4.011,16 | 21,92 | 6 |
| 2022 | 207 | 4.658,59 | 22,51 | 6 |
| 2023 | 220 | 4.576,04 | 20,80 | 6 |
| 2024 | 216 | 4.510,31 | 20,88 | 7 |
| totale | 5.165 | 98.813,30 | 19,13 | 82 |