| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 701 | 16.553,79 | 23,61 | 3 |
| 2007 | 724 | 16.879,62 | 23,31 | 1 |
| 2008 | 992 | 22.757,45 | 22,94 | 2 |
| 2009 | 1.416 | 34.387,41 | 24,28 | 4 |
| 2010 | 1.180 | 24.067,97 | 20,40 | 4 |
| 2011 | 400 | 5.291,48 | 13,23 | 1 |
| 2012 | 701 | 12.146,12 | 17,33 | 4 |
| 2013 | 844 | 16.025,89 | 18,99 | 4 |
| 2014 | 361 | 6.502,10 | 18,01 | 4 |
| 2015 | 576 | 12.531,03 | 21,76 | 4 |
| 2016 | 2.434 | 52.143,81 | 21,42 | 12 |
| 2017 | 1.693 | 39.707,54 | 23,45 | 11 |
| 2018 | 916 | 23.871,91 | 26,06 | 10 |
| 2019 | 1.078 | 29.802,97 | 27,65 | 10 |
| 2020 | 1.184 | 33.614,69 | 28,39 | 12 |
| 2021 | 1.189 | 32.316,05 | 27,18 | 13 |
| 2022 | 1.224 | 28.234,95 | 23,07 | 10 |
| 2023 | 1.354 | 28.584,43 | 21,11 | 11 |
| 2024 | 903 | 19.421,21 | 21,51 | 9 |
| totale | 19.870 | 454.840,42 | 22,89 | 129 |