| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 215 | 3.983,15 | 18,53 | 2 |
| 2007 | 77 | 1.830,87 | 23,78 | 1 |
| 2008 | 70 | 1.601,46 | 22,88 | 1 |
| 2009 | 118 | 2.570,51 | 21,78 | 2 |
| 2010 | 116 | 1.900,76 | 16,39 | 2 |
| 2011 | 49 | 969,72 | 19,79 | 1 |
| 2012 | 110 | 2.417,53 | 21,98 | 2 |
| 2013 | 139 | 2.188,30 | 15,74 | 2 |
| 2014 | 145 | 3.005,80 | 20,73 | 2 |
| 2015 | 141 | 3.292,98 | 23,35 | 2 |
| 2016 | 143 | 2.889,01 | 20,20 | 2 |
| 2017 | 156 | 3.066,67 | 19,66 | 2 |
| 2018 | 159 | 2.986,86 | 18,79 | 2 |
| 2019 | 168 | 3.477,54 | 20,70 | 2 |
| 2020 | 130 | 3.177,27 | 24,44 | 2 |
| 2021 | 119 | 2.818,46 | 23,68 | 2 |
| 2022 | 72 | 1.380,53 | 19,17 | 1 |
| 2023 | 71 | 1.146,25 | 16,14 | 1 |
| 2024 | 102 | 1.732,07 | 16,98 | 2 |
| totale | 2.300 | 46.435,74 | 20,19 | 33 |