| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 231 | 5.365,91 | 23,23 | 1 |
| 2007 | 50 | 2.996,85 | 59,94 | 1 |
| 2008 | 51 | 2.438,14 | 47,81 | 2 |
| 2009 | 185 | 4.804,64 | 25,97 | 2 |
| 2010 | 215 | 5.073,38 | 23,60 | 3 |
| 2011 | 21 | 690,72 | 32,89 | 1 |
| 2012 | 188 | 3.899,79 | 20,74 | 3 |
| 2013 | 300 | 7.225,04 | 24,08 | 3 |
| 2014 | 251 | 8.559,49 | 34,10 | 4 |
| 2015 | 143 | 4.298,01 | 30,06 | 3 |
| 2016 | 268 | 9.195,38 | 34,31 | 3 |
| 2017 | 248 | 9.711,21 | 39,16 | 3 |
| 2018 | 245 | 10.336,06 | 42,19 | 3 |
| 2019 | 270 | 11.276,49 | 41,76 | 3 |
| 2020 | 260 | 12.515,71 | 48,14 | 4 |
| 2021 | 251 | 11.517,77 | 45,89 | 5 |
| 2022 | 231 | 10.389,85 | 44,98 | 6 |
| 2023 | 205 | 10.357,87 | 50,53 | 6 |
| 2024 | 163 | 5.560,04 | 34,11 | 9 |
| totale | 3.776 | 136.212,35 | 36,07 | 65 |