| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 231 | 3.343,88 | 14,48 | 3 |
| 2007 | 155 | 2.329,19 | 15,03 | 1 |
| 2008 | 185 | 2.129,30 | 11,51 | 1 |
| 2009 | 76 | 1.109,69 | 14,60 | 2 |
| 2010 | 11 | 220,18 | 20,02 | 2 |
| 2011 | 45 | 651,94 | 14,49 | 1 |
| 2012 | 67 | 896,77 | 13,38 | 2 |
| 2013 | 114 | 1.323,24 | 11,61 | 2 |
| 2014 | 304 | 3.574,96 | 11,76 | 2 |
| 2015 | 235 | 2.994,77 | 12,74 | 2 |
| 2016 | 230 | 2.921,42 | 12,70 | 2 |
| 2017 | 163 | 2.043,05 | 12,53 | 2 |
| 2018 | 158 | 1.937,01 | 12,26 | 2 |
| 2019 | 147 | 1.730,34 | 11,77 | 3 |
| 2020 | 138 | 1.712,21 | 12,41 | 4 |
| 2021 | 128 | 1.508,06 | 11,78 | 5 |
| 2022 | 159 | 2.333,02 | 14,67 | 4 |
| 2023 | 170 | 2.906,88 | 17,10 | 7 |
| 2024 | 168 | 2.884,32 | 17,17 | 8 |
| totale | 2.884 | 38.550,23 | 13,37 | 55 |