| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 266 | 5.442,32 | 20,46 | 2 |
| 2007 | 59 | 1.669,98 | 28,30 | 1 |
| 2008 | 95 | 3.101,45 | 32,65 | 2 |
| 2009 | 90 | 2.771,41 | 30,79 | 3 |
| 2010 | 179 | 4.242,46 | 23,70 | 3 |
| 2011 | 62 | 1.673,80 | 27,00 | 2 |
| 2012 | 140 | 3.610,75 | 25,79 | 3 |
| 2013 | 138 | 3.409,90 | 24,71 | 4 |
| 2014 | 147 | 5.045,05 | 34,32 | 4 |
| 2015 | 172 | 5.559,64 | 32,32 | 4 |
| 2016 | 165 | 5.724,70 | 34,70 | 4 |
| 2017 | 157 | 4.367,77 | 27,82 | 4 |
| 2018 | 132 | 3.888,40 | 29,46 | 4 |
| 2019 | 134 | 4.196,17 | 31,31 | 4 |
| 2020 | 157 | 4.441,28 | 28,29 | 5 |
| 2021 | 147 | 4.153,85 | 28,26 | 5 |
| 2022 | 992 | 23.043,88 | 23,23 | 6 |
| 2023 | 1.050 | 23.823,22 | 22,69 | 6 |
| 2024 | 1.086 | 23.528,01 | 21,66 | 7 |
| totale | 5.368 | 133.694,04 | 24,91 | 73 |