| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 657 | 19.010,78 | 28,94 | 6 |
| 2007 | 433 | 15.672,34 | 36,19 | 6 |
| 2008 | 515 | 19.015,22 | 36,92 | 7 |
| 2009 | 591 | 20.416,82 | 34,55 | 9 |
| 2010 | 967 | 27.075,08 | 28,00 | 10 |
| 2011 | 824 | 22.717,00 | 27,57 | 6 |
| 2012 | 748 | 22.939,85 | 30,67 | 9 |
| 2013 | 944 | 25.106,97 | 26,60 | 10 |
| 2014 | 877 | 28.214,47 | 32,17 | 9 |
| 2015 | 1.013 | 34.852,51 | 34,41 | 10 |
| 2016 | 942 | 33.481,51 | 35,54 | 10 |
| 2017 | 959 | 33.660,24 | 35,10 | 11 |
| 2018 | 944 | 33.030,44 | 34,99 | 12 |
| 2019 | 946 | 35.816,40 | 37,86 | 12 |
| 2020 | 928 | 36.749,03 | 39,60 | 12 |
| 2021 | 923 | 34.275,69 | 37,14 | 12 |
| 2022 | 813 | 28.779,80 | 35,40 | 11 |
| 2023 | 815 | 29.240,63 | 35,88 | 10 |
| 2024 | 819 | 27.983,16 | 34,17 | 12 |
| totale | 15.658 | 528.037,94 | 33,72 | 184 |