| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 268 | 4.980,12 | 18,58 | 1 |
| 2008 | 6 | 234,42 | 39,07 | 1 |
| 2009 | 150 | 3.866,54 | 25,78 | 3 |
| 2010 | 226 | 4.532,59 | 20,06 | 3 |
| 2011 | 59 | 1.670,06 | 28,31 | 1 |
| 2012 | 279 | 5.118,81 | 18,35 | 3 |
| 2013 | 243 | 4.835,86 | 19,90 | 3 |
| 2014 | 245 | 5.791,79 | 23,64 | 3 |
| 2015 | 237 | 5.627,72 | 23,75 | 3 |
| 2016 | 222 | 4.955,11 | 22,32 | 3 |
| 2017 | 222 | 5.153,76 | 23,22 | 4 |
| 2018 | 222 | 5.508,03 | 24,81 | 5 |
| 2019 | 192 | 4.986,25 | 25,97 | 6 |
| 2020 | 210 | 5.505,37 | 26,22 | 6 |
| 2021 | 242 | 5.988,04 | 24,74 | 7 |
| 2022 | 231 | 6.393,36 | 27,68 | 5 |
| 2023 | 246 | 6.302,15 | 25,62 | 5 |
| 2024 | 268 | 6.906,62 | 25,77 | 5 |
| totale | 3.768 | 88.356,60 | 23,45 | 67 |