| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 178 | 3.497,17 | 19,65 | 1 |
| 2009 | 84 | 1.692,67 | 20,15 | 1 |
| 2010 | 86 | 1.619,92 | 18,84 | 1 |
| 2012 | 62 | 998,20 | 16,10 | 1 |
| 2013 | 332 | 8.055,45 | 24,26 | 3 |
| 2014 | 329 | 10.251,00 | 31,16 | 2 |
| 2015 | 74 | 2.587,66 | 34,97 | 3 |
| 2016 | 131 | 5.045,21 | 38,51 | 3 |
| 2017 | 97 | 4.606,27 | 47,49 | 3 |
| 2018 | 136 | 5.196,61 | 38,21 | 3 |
| 2019 | 119 | 4.191,83 | 35,23 | 3 |
| 2020 | 126 | 4.423,53 | 35,11 | 3 |
| 2021 | 125 | 3.951,06 | 31,61 | 4 |
| 2022 | 56 | 1.868,26 | 33,36 | 3 |
| 2023 | 59 | 2.304,94 | 39,07 | 3 |
| 2024 | 58 | 2.060,95 | 35,53 | 3 |
| totale | 2.052 | 62.350,73 | 30,39 | 40 |