| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.526 | 30.345,41 | 19,89 | 6 |
| 2007 | 495 | 10.945,34 | 22,11 | 2 |
| 2008 | 949 | 21.694,11 | 22,86 | 9 |
| 2009 | 1.254 | 31.813,52 | 25,37 | 13 |
| 2010 | 1.114 | 23.277,13 | 20,90 | 16 |
| 2011 | 1.163 | 19.966,19 | 17,17 | 14 |
| 2012 | 1.386 | 27.145,05 | 19,59 | 22 |
| 2013 | 1.366 | 25.499,36 | 18,67 | 20 |
| 2014 | 1.783 | 41.131,33 | 23,07 | 30 |
| 2015 | 2.358 | 53.309,87 | 22,61 | 29 |
| 2016 | 5.857 | 185.463,05 | 31,67 | 30 |
| 2017 | 5.095 | 163.211,33 | 32,03 | 32 |
| 2018 | 4.603 | 143.595,24 | 31,20 | 33 |
| 2019 | 4.814 | 153.024,77 | 31,79 | 35 |
| 2020 | 4.336 | 155.807,28 | 35,93 | 39 |
| 2021 | 4.134 | 144.398,78 | 34,93 | 45 |
| 2022 | 4.435 | 156.841,05 | 35,36 | 47 |
| 2023 | 4.025 | 135.704,43 | 33,72 | 61 |
| 2024 | 3.979 | 126.412,63 | 31,77 | 64 |
| totale | 54.672 | 1.649.585,87 | 30,17 | 547 |