| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 229 | 3.714,34 | 16,22 | 1 |
| 2009 | 61 | 654,33 | 10,73 | 1 |
| 2010 | 5 | 51,02 | 10,20 | 1 |
| 2011 | 471 | 9.004,43 | 19,12 | 2 |
| 2012 | 584 | 12.188,20 | 20,87 | 3 |
| 2013 | 34 | 847,01 | 24,91 | 2 |
| 2014 | 40 | 1.114,98 | 27,87 | 2 |
| 2015 | 181 | 5.656,56 | 31,25 | 3 |
| 2016 | 272 | 8.200,73 | 30,15 | 3 |
| 2017 | 178 | 5.235,02 | 29,41 | 5 |
| 2018 | 102 | 3.050,21 | 29,90 | 4 |
| 2019 | 503 | 12.295,93 | 24,45 | 3 |
| 2020 | 352 | 9.204,49 | 26,15 | 3 |
| 2021 | 329 | 9.333,12 | 28,37 | 3 |
| 2022 | 140 | 5.355,12 | 38,25 | 3 |
| 2023 | 228 | 6.883,53 | 30,19 | 4 |
| 2024 | 334 | 8.966,61 | 26,85 | 4 |
| totale | 4.043 | 101.755,63 | 25,17 | 47 |