| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 173 | 3.482,26 | 20,13 | 1 |
| 2007 | 34 | 1.091,23 | 32,10 | 1 |
| 2008 | 90 | 3.065,13 | 34,06 | 2 |
| 2009 | 175 | 4.544,11 | 25,97 | 3 |
| 2010 | 169 | 4.121,52 | 24,39 | 3 |
| 2011 | 110 | 2.900,38 | 26,37 | 2 |
| 2012 | 209 | 4.129,86 | 19,76 | 3 |
| 2013 | 201 | 4.188,19 | 20,84 | 3 |
| 2014 | 228 | 6.705,65 | 29,41 | 5 |
| 2015 | 247 | 6.675,41 | 27,03 | 5 |
| 2016 | 204 | 6.990,39 | 34,27 | 4 |
| 2017 | 218 | 5.711,11 | 26,20 | 5 |
| 2018 | 205 | 5.835,27 | 28,46 | 5 |
| 2019 | 226 | 6.078,04 | 26,89 | 5 |
| 2020 | 218 | 6.140,03 | 28,17 | 6 |
| 2021 | 201 | 5.549,89 | 27,61 | 7 |
| 2022 | 246 | 9.177,08 | 37,31 | 8 |
| 2023 | 238 | 13.978,68 | 58,73 | 7 |
| 2024 | 283 | 8.355,49 | 29,52 | 8 |
| totale | 3.675 | 108.719,72 | 29,58 | 83 |