| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 79 | 1.153,44 | 14,60 | 1 |
| 2008 | 151 | 4.884,89 | 32,35 | 1 |
| 2009 | 129 | 4.748,70 | 36,81 | 2 |
| 2010 | 143 | 4.307,07 | 30,12 | 2 |
| 2011 | 118 | 3.264,54 | 27,67 | 1 |
| 2012 | 161 | 4.103,90 | 25,49 | 2 |
| 2013 | 163 | 3.828,80 | 23,49 | 2 |
| 2014 | 204 | 6.041,94 | 29,62 | 2 |
| 2015 | 234 | 6.403,64 | 27,37 | 2 |
| 2016 | 230 | 6.183,67 | 26,89 | 2 |
| 2017 | 215 | 5.442,15 | 25,31 | 2 |
| 2018 | 175 | 5.574,63 | 31,86 | 2 |
| 2019 | 175 | 5.421,13 | 30,98 | 2 |
| 2020 | 173 | 6.120,40 | 35,38 | 2 |
| 2021 | 197 | 6.916,68 | 35,11 | 3 |
| 2022 | 183 | 4.586,44 | 25,06 | 3 |
| 2023 | 244 | 5.761,06 | 23,61 | 4 |
| 2024 | 243 | 5.431,49 | 22,35 | 4 |
| totale | 3.217 | 90.174,57 | 28,03 | 39 |