| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 178 | 3.810,19 | 21,41 | 2 |
| 2008 | 23 | 1.086,92 | 47,26 | 1 |
| 2009 | 91 | 2.129,32 | 23,40 | 3 |
| 2010 | 129 | 3.296,40 | 25,55 | 3 |
| 2011 | 39 | 1.116,52 | 28,63 | 1 |
| 2012 | 111 | 2.893,01 | 26,06 | 2 |
| 2013 | 107 | 2.528,01 | 23,63 | 2 |
| 2014 | 99 | 2.580,56 | 26,07 | 2 |
| 2015 | 95 | 2.553,37 | 26,88 | 2 |
| 2016 | 95 | 2.824,10 | 29,73 | 2 |
| 2017 | 87 | 2.292,45 | 26,35 | 2 |
| 2018 | 82 | 2.049,89 | 25,00 | 2 |
| 2019 | 75 | 2.053,36 | 27,38 | 2 |
| 2020 | 127 | 2.829,96 | 22,28 | 2 |
| 2021 | 89 | 2.061,51 | 23,16 | 2 |
| 2022 | 87 | 2.149,90 | 24,71 | 2 |
| 2023 | 89 | 2.164,11 | 24,32 | 3 |
| 2024 | 129 | 2.612,78 | 20,25 | 5 |
| totale | 1.732 | 43.032,36 | 24,85 | 40 |