| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 886 | 23.402,60 | 26,41 | 4 |
| 2007 | 677 | 20.351,96 | 30,06 | 4 |
| 2008 | 678 | 20.622,15 | 30,42 | 5 |
| 2009 | 834 | 22.782,02 | 27,32 | 6 |
| 2010 | 805 | 19.113,43 | 23,74 | 6 |
| 2011 | 1.040 | 22.260,54 | 21,40 | 5 |
| 2012 | 1.328 | 28.706,05 | 21,62 | 9 |
| 2013 | 1.258 | 27.105,52 | 21,55 | 9 |
| 2014 | 1.260 | 32.820,09 | 26,05 | 9 |
| 2015 | 1.201 | 36.118,40 | 30,07 | 10 |
| 2016 | 1.110 | 38.926,20 | 35,07 | 10 |
| 2017 | 1.118 | 39.854,44 | 35,65 | 11 |
| 2018 | 1.125 | 37.414,74 | 33,26 | 11 |
| 2019 | 1.086 | 34.218,47 | 31,51 | 11 |
| 2020 | 1.010 | 31.114,25 | 30,81 | 12 |
| 2021 | 950 | 28.080,45 | 29,56 | 13 |
| 2022 | 924 | 29.880,84 | 32,34 | 11 |
| 2023 | 948 | 31.994,30 | 33,75 | 15 |
| 2024 | 980 | 29.748,08 | 30,36 | 18 |
| totale | 19.218 | 554.514,53 | 28,85 | 179 |