| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 309 | 7.702,88 | 24,93 | 3 |
| 2007 | 197 | 5.224,62 | 26,52 | 2 |
| 2008 | 283 | 10.370,75 | 36,65 | 3 |
| 2009 | 275 | 9.423,72 | 34,27 | 4 |
| 2010 | 296 | 9.304,91 | 31,44 | 4 |
| 2011 | 271 | 6.539,51 | 24,13 | 2 |
| 2012 | 272 | 11.497,89 | 42,27 | 5 |
| 2013 | 268 | 9.263,50 | 34,57 | 5 |
| 2014 | 253 | 11.835,63 | 46,78 | 5 |
| 2015 | 241 | 12.206,78 | 50,65 | 5 |
| 2016 | 232 | 9.376,52 | 40,42 | 5 |
| 2017 | 220 | 8.323,14 | 37,83 | 5 |
| 2018 | 192 | 6.686,31 | 34,82 | 5 |
| 2019 | 197 | 7.644,49 | 38,80 | 5 |
| 2020 | 192 | 8.107,01 | 42,22 | 5 |
| 2021 | 194 | 7.736,03 | 39,88 | 4 |
| 2022 | 186 | 7.792,67 | 41,90 | 4 |
| 2023 | 197 | 6.750,83 | 34,27 | 4 |
| 2024 | 222 | 8.042,81 | 36,23 | 6 |
| totale | 4.497 | 163.830,00 | 36,43 | 81 |