| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 78 | 1.111,65 | 14,25 | 2 |
| 2007 | 44 | 978,38 | 22,24 | 1 |
| 2008 | 150 | 2.724,83 | 18,17 | 1 |
| 2009 | 129 | 2.185,25 | 16,94 | 2 |
| 2010 | 182 | 2.558,60 | 14,06 | 2 |
| 2011 | 144 | 1.877,33 | 13,04 | 1 |
| 2012 | 169 | 2.558,06 | 15,14 | 2 |
| 2013 | 187 | 2.612,12 | 13,97 | 3 |
| 2014 | 162 | 2.849,31 | 17,59 | 4 |
| 2015 | 149 | 2.722,58 | 18,27 | 3 |
| 2016 | 161 | 3.010,07 | 18,70 | 4 |
| 2017 | 185 | 3.372,82 | 18,23 | 5 |
| 2018 | 198 | 4.932,38 | 24,91 | 6 |
| 2019 | 192 | 4.747,85 | 24,73 | 6 |
| 2020 | 182 | 4.310,45 | 23,68 | 8 |
| 2021 | 205 | 5.022,59 | 24,50 | 8 |
| 2022 | 232 | 5.788,65 | 24,95 | 8 |
| 2023 | 228 | 5.079,01 | 22,28 | 8 |
| 2024 | 202 | 5.552,91 | 27,49 | 8 |
| totale | 3.179 | 63.994,84 | 20,13 | 82 |