| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 184 | 2.740,18 | 14,89 | 1 |
| 2009 | 70 | 1.227,96 | 17,54 | 2 |
| 2010 | 93 | 1.523,05 | 16,38 | 1 |
| 2012 | 68 | 826,33 | 12,15 | 1 |
| 2013 | 36 | 734,17 | 20,39 | 1 |
| 2014 | 56 | 1.245,73 | 22,25 | 2 |
| 2015 | 76 | 2.170,12 | 28,55 | 2 |
| 2016 | 76 | 2.311,12 | 30,41 | 2 |
| 2017 | 89 | 2.571,71 | 28,90 | 2 |
| 2018 | 102 | 3.035,26 | 29,76 | 2 |
| 2019 | 92 | 3.036,50 | 33,01 | 2 |
| 2020 | 84 | 2.627,33 | 31,28 | 2 |
| 2021 | 66 | 2.145,68 | 32,51 | 2 |
| 2022 | 72 | 2.482,60 | 34,48 | 2 |
| 2023 | 70 | 2.612,05 | 37,32 | 2 |
| 2024 | 90 | 3.034,72 | 33,72 | 2 |
| totale | 1.324 | 34.324,51 | 25,92 | 28 |