| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 925 | 16.524,98 | 17,86 | 4 |
| 2007 | 614 | 12.520,28 | 20,39 | 4 |
| 2008 | 735 | 13.700,14 | 18,64 | 5 |
| 2009 | 665 | 11.575,65 | 17,41 | 7 |
| 2010 | 938 | 15.293,01 | 16,30 | 6 |
| 2011 | 1.054 | 18.360,24 | 17,42 | 7 |
| 2012 | 875 | 15.157,09 | 17,32 | 7 |
| 2013 | 906 | 16.333,40 | 18,03 | 8 |
| 2014 | 936 | 17.983,76 | 19,21 | 8 |
| 2015 | 1.011 | 19.346,17 | 19,14 | 8 |
| 2016 | 931 | 18.800,37 | 20,19 | 8 |
| 2017 | 976 | 19.619,93 | 20,10 | 8 |
| 2018 | 811 | 16.946,45 | 20,90 | 9 |
| 2019 | 739 | 16.603,92 | 22,47 | 10 |
| 2020 | 699 | 16.441,29 | 23,52 | 10 |
| 2021 | 652 | 14.605,30 | 22,40 | 11 |
| 2022 | 623 | 15.535,49 | 24,94 | 10 |
| 2023 | 623 | 15.293,09 | 24,55 | 11 |
| 2024 | 660 | 15.612,18 | 23,65 | 13 |
| totale | 15.373 | 306.252,74 | 19,92 | 154 |