| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 159 | 1.648,30 | 10,37 | 1 |
| 2007 | 656 | 12.900,13 | 19,66 | 1 |
| 2008 | 353 | 8.519,54 | 24,13 | 1 |
| 2009 | 195 | 3.401,55 | 17,44 | 2 |
| 2010 | 257 | 3.617,22 | 14,07 | 3 |
| 2011 | 293 | 4.691,41 | 16,01 | 3 |
| 2012 | 178 | 2.786,03 | 15,65 | 3 |
| 2013 | 158 | 2.146,03 | 13,58 | 3 |
| 2014 | 167 | 3.220,80 | 19,29 | 4 |
| 2015 | 201 | 3.639,16 | 18,11 | 4 |
| 2016 | 119 | 2.153,65 | 18,10 | 4 |
| 2017 | 86 | 1.716,91 | 19,96 | 4 |
| 2018 | 69 | 1.434,61 | 20,79 | 4 |
| 2019 | 62 | 1.430,48 | 23,07 | 4 |
| 2020 | 46 | 1.111,66 | 24,17 | 4 |
| 2021 | 60 | 1.718,26 | 28,64 | 5 |
| 2022 | 240 | 6.498,74 | 27,08 | 6 |
| 2023 | 215 | 5.743,84 | 26,72 | 6 |
| 2024 | 208 | 5.883,08 | 28,28 | 6 |
| totale | 3.722 | 74.261,40 | 19,95 | 68 |