| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 220 | 4.464,42 | 20,29 | 1 |
| 2007 | 71 | 1.366,60 | 19,25 | 1 |
| 2008 | 128 | 2.694,91 | 21,05 | 1 |
| 2009 | 147 | 3.420,77 | 23,27 | 2 |
| 2010 | 205 | 4.452,15 | 21,72 | 2 |
| 2011 | 120 | 2.033,07 | 16,94 | 1 |
| 2012 | 153 | 3.717,86 | 24,30 | 2 |
| 2013 | 224 | 4.504,57 | 20,11 | 2 |
| 2014 | 182 | 4.500,26 | 24,73 | 2 |
| 2015 | 165 | 4.054,99 | 24,58 | 2 |
| 2016 | 155 | 4.075,76 | 26,30 | 2 |
| 2017 | 167 | 4.315,60 | 25,84 | 3 |
| 2018 | 173 | 4.511,84 | 26,08 | 3 |
| 2019 | 171 | 5.226,78 | 30,57 | 3 |
| 2020 | 155 | 4.606,57 | 29,72 | 3 |
| 2021 | 153 | 4.237,62 | 27,70 | 3 |
| 2022 | 144 | 4.441,69 | 30,85 | 3 |
| 2023 | 168 | 4.869,57 | 28,99 | 6 |
| 2024 | 159 | 4.386,19 | 27,59 | 6 |
| totale | 3.060 | 75.881,22 | 24,80 | 48 |