| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 104 | 2.348,10 | 22,58 | 1 |
| 2009 | 47 | 1.209,76 | 25,74 | 2 |
| 2010 | 95 | 2.349,39 | 24,73 | 2 |
| 2011 | 45 | 1.079,60 | 23,99 | 1 |
| 2012 | 73 | 1.927,92 | 26,41 | 2 |
| 2013 | 69 | 1.817,60 | 26,34 | 2 |
| 2014 | 62 | 1.672,40 | 26,97 | 2 |
| 2015 | 84 | 2.605,34 | 31,02 | 2 |
| 2016 | 69 | 2.181,07 | 31,61 | 3 |
| 2017 | 94 | 3.034,24 | 32,28 | 3 |
| 2018 | 86 | 2.907,95 | 33,81 | 3 |
| 2019 | 86 | 2.796,20 | 32,51 | 3 |
| 2020 | 109 | 3.717,27 | 34,10 | 3 |
| 2021 | 106 | 3.587,05 | 33,84 | 3 |
| 2022 | 99 | 3.333,94 | 33,68 | 3 |
| 2023 | 108 | 3.448,84 | 31,93 | 4 |
| 2024 | 117 | 3.780,79 | 32,31 | 5 |
| totale | 1.453 | 43.797,46 | 30,14 | 44 |