| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 494 | 7.755,78 | 15,70 | 1 |
| 2007 | 274 | 5.889,88 | 21,50 | 2 |
| 2008 | 191 | 3.030,23 | 15,87 | 2 |
| 2009 | 324 | 7.310,33 | 22,56 | 5 |
| 2010 | 299 | 5.655,54 | 18,91 | 6 |
| 2011 | 184 | 2.876,45 | 15,63 | 3 |
| 2012 | 224 | 3.721,14 | 16,61 | 5 |
| 2013 | 221 | 3.414,68 | 15,45 | 5 |
| 2014 | 237 | 4.975,36 | 20,99 | 4 |
| 2015 | 259 | 6.418,42 | 24,78 | 6 |
| 2016 | 246 | 6.002,75 | 24,40 | 3 |
| 2017 | 250 | 6.052,67 | 24,21 | 3 |
| 2018 | 257 | 6.536,48 | 25,43 | 4 |
| 2019 | 246 | 7.723,91 | 31,40 | 4 |
| 2020 | 265 | 9.654,38 | 36,43 | 5 |
| 2021 | 239 | 9.079,76 | 37,99 | 5 |
| 2022 | 191 | 4.126,15 | 21,60 | 4 |
| 2023 | 228 | 8.157,79 | 35,78 | 6 |
| 2024 | 232 | 6.429,18 | 27,71 | 7 |
| totale | 4.861 | 114.810,88 | 23,62 | 80 |