| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.959 | 35.134,17 | 17,93 | 8 |
| 2007 | 491 | 15.482,37 | 31,53 | 8 |
| 2008 | 471 | 17.460,89 | 37,07 | 10 |
| 2009 | 763 | 20.402,29 | 26,74 | 12 |
| 2010 | 916 | 19.324,88 | 21,10 | 12 |
| 2011 | 576 | 12.654,51 | 21,97 | 9 |
| 2012 | 948 | 20.544,27 | 21,67 | 12 |
| 2013 | 944 | 18.858,36 | 19,98 | 11 |
| 2014 | 842 | 19.546,82 | 23,21 | 9 |
| 2015 | 888 | 20.596,38 | 23,19 | 11 |
| 2016 | 912 | 21.300,92 | 23,36 | 12 |
| 2017 | 937 | 24.219,64 | 25,85 | 15 |
| 2018 | 893 | 24.191,78 | 27,09 | 17 |
| 2019 | 916 | 20.769,86 | 22,67 | 17 |
| 2020 | 1.069 | 26.263,68 | 24,57 | 18 |
| 2021 | 959 | 24.674,69 | 25,73 | 18 |
| 2022 | 979 | 25.756,43 | 26,31 | 18 |
| 2023 | 986 | 25.811,53 | 26,18 | 18 |
| 2024 | 986 | 25.294,71 | 25,65 | 19 |
| totale | 17.435 | 418.288,18 | 23,99 | 254 |