| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 82 | 1.658,40 | 20,22 | 2 |
| 2007 | 94 | 2.054,27 | 21,85 | 2 |
| 2008 | 74 | 2.130,73 | 28,79 | 2 |
| 2009 | 103 | 2.924,70 | 28,40 | 4 |
| 2010 | 126 | 2.643,68 | 20,98 | 5 |
| 2011 | 82 | 1.390,53 | 16,96 | 2 |
| 2012 | 133 | 2.899,06 | 21,80 | 4 |
| 2013 | 163 | 2.955,59 | 18,13 | 4 |
| 2014 | 162 | 3.669,37 | 22,65 | 4 |
| 2015 | 138 | 3.169,48 | 22,97 | 4 |
| 2016 | 143 | 3.549,32 | 24,82 | 5 |
| 2017 | 153 | 3.667,79 | 23,97 | 5 |
| 2018 | 166 | 3.950,74 | 23,80 | 5 |
| 2019 | 168 | 4.114,84 | 24,49 | 5 |
| 2020 | 157 | 4.226,99 | 26,92 | 5 |
| 2021 | 165 | 4.343,54 | 26,32 | 6 |
| 2022 | 66 | 2.164,55 | 32,80 | 4 |
| 2023 | 185 | 4.490,34 | 24,27 | 5 |
| 2024 | 205 | 4.927,21 | 24,04 | 6 |
| totale | 2.565 | 60.931,13 | 23,75 | 79 |