| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 248 | 4.488,79 | 18,10 | 2 |
| 2009 | 46 | 811,75 | 17,65 | 1 |
| 2010 | 83 | 1.432,86 | 17,26 | 2 |
| 2011 | 198 | 4.151,82 | 20,97 | 2 |
| 2012 | 213 | 4.629,40 | 21,73 | 3 |
| 2013 | 218 | 5.005,66 | 22,96 | 3 |
| 2014 | 200 | 5.349,73 | 26,75 | 3 |
| 2015 | 91 | 2.028,86 | 22,30 | 2 |
| 2016 | 117 | 3.116,96 | 26,64 | 3 |
| 2017 | 96 | 2.188,27 | 22,79 | 3 |
| 2018 | 60 | 1.168,33 | 19,47 | 2 |
| 2019 | 56 | 1.179,90 | 21,07 | 3 |
| 2020 | 74 | 1.785,32 | 24,13 | 3 |
| 2021 | 65 | 1.426,07 | 21,94 | 3 |
| 2022 | 54 | 1.610,49 | 29,82 | 3 |
| 2023 | 36 | 802,03 | 22,28 | 2 |
| 2024 | 40 | 879,16 | 21,98 | 2 |
| totale | 1.895 | 42.055,40 | 22,19 | 42 |