| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 162 | 3.917,45 | 24,18 | 1 |
| 2007 | 29 | 913,68 | 31,51 | 1 |
| 2008 | 20 | 721,31 | 36,07 | 1 |
| 2009 | 48 | 1.239,59 | 25,82 | 1 |
| 2010 | 56 | 1.235,51 | 22,06 | 3 |
| 2011 | 49 | 1.520,10 | 31,02 | 3 |
| 2012 | 94 | 2.561,17 | 27,25 | 4 |
| 2013 | 76 | 2.276,07 | 29,95 | 3 |
| 2014 | 94 | 3.715,50 | 39,53 | 4 |
| 2015 | 145 | 4.419,57 | 30,48 | 5 |
| 2016 | 167 | 5.643,71 | 33,79 | 5 |
| 2017 | 140 | 5.219,92 | 37,29 | 5 |
| 2018 | 362 | 15.465,85 | 42,72 | 5 |
| 2019 | 296 | 13.105,60 | 44,28 | 4 |
| 2020 | 209 | 8.740,52 | 41,82 | 5 |
| 2021 | 163 | 5.548,32 | 34,04 | 5 |
| 2022 | 170 | 6.252,16 | 36,78 | 5 |
| 2023 | 231 | 7.322,61 | 31,70 | 5 |
| 2024 | 168 | 5.412,52 | 32,22 | 5 |
| totale | 2.679 | 95.231,16 | 35,55 | 70 |