| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 573 | 10.276,89 | 17,94 | 2 |
| 2007 | 283 | 6.557,97 | 23,17 | 2 |
| 2008 | 704 | 13.884,34 | 19,72 | 3 |
| 2009 | 1.022 | 19.446,10 | 19,03 | 5 |
| 2010 | 790 | 13.063,59 | 16,54 | 6 |
| 2011 | 945 | 14.885,83 | 15,75 | 4 |
| 2012 | 1.162 | 19.695,11 | 16,95 | 7 |
| 2013 | 728 | 12.251,74 | 16,83 | 9 |
| 2014 | 977 | 20.764,92 | 21,25 | 8 |
| 2015 | 1.290 | 25.871,88 | 20,06 | 9 |
| 2016 | 1.105 | 24.562,25 | 22,23 | 11 |
| 2017 | 1.151 | 27.186,25 | 23,62 | 15 |
| 2018 | 1.092 | 25.690,67 | 23,53 | 13 |
| 2019 | 909 | 22.444,45 | 24,69 | 10 |
| 2020 | 1.113 | 29.342,63 | 26,36 | 13 |
| 2021 | 1.058 | 24.971,48 | 23,60 | 12 |
| 2022 | 983 | 23.760,82 | 24,17 | 12 |
| 2023 | 1.030 | 23.715,97 | 23,03 | 15 |
| 2024 | 1.007 | 23.482,12 | 23,32 | 15 |
| totale | 17.922 | 381.855,01 | 21,31 | 171 |