| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 683 | 14.152,47 | 20,72 | 7 |
| 2007 | 432 | 9.347,68 | 21,64 | 6 |
| 2008 | 603 | 13.184,59 | 21,86 | 5 |
| 2009 | 685 | 15.677,32 | 22,89 | 7 |
| 2010 | 748 | 14.844,25 | 19,85 | 8 |
| 2011 | 600 | 11.009,85 | 18,35 | 7 |
| 2012 | 626 | 12.509,85 | 19,98 | 9 |
| 2013 | 715 | 14.646,81 | 20,49 | 9 |
| 2014 | 891 | 23.353,74 | 26,21 | 11 |
| 2015 | 718 | 19.734,54 | 27,49 | 13 |
| 2016 | 776 | 22.329,90 | 28,78 | 13 |
| 2017 | 822 | 22.595,98 | 27,49 | 15 |
| 2018 | 816 | 21.972,91 | 26,93 | 15 |
| 2019 | 875 | 25.874,88 | 29,57 | 15 |
| 2020 | 907 | 27.947,66 | 30,81 | 16 |
| 2021 | 794 | 25.534,88 | 32,16 | 15 |
| 2022 | 767 | 24.179,57 | 31,52 | 13 |
| 2023 | 678 | 22.575,99 | 33,30 | 12 |
| 2024 | 803 | 23.921,05 | 29,79 | 13 |
| totale | 13.939 | 365.393,92 | 26,21 | 209 |