| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 272 | 4.816,95 | 17,71 | 3 |
| 2007 | 71 | 1.776,69 | 25,02 | 1 |
| 2008 | 109 | 3.031,60 | 27,81 | 1 |
| 2009 | 218 | 4.941,32 | 22,67 | 2 |
| 2010 | 164 | 4.008,36 | 24,44 | 4 |
| 2011 | 217 | 4.086,23 | 18,83 | 2 |
| 2012 | 188 | 4.526,06 | 24,07 | 3 |
| 2013 | 29 | 386,16 | 13,32 | 1 |
| 2014 | 43 | 772,07 | 17,96 | 1 |
| 2015 | 45 | 706,46 | 15,70 | 1 |
| 2016 | 50 | 862,10 | 17,24 | 1 |
| 2017 | 56 | 1.026,57 | 18,33 | 1 |
| 2018 | 49 | 870,82 | 17,77 | 2 |
| 2019 | 54 | 1.013,49 | 18,77 | 2 |
| 2020 | 89 | 2.392,64 | 26,88 | 2 |
| 2021 | 102 | 2.920,82 | 28,64 | 2 |
| 2022 | 99 | 3.058,52 | 30,89 | 2 |
| 2023 | 114 | 2.891,16 | 25,36 | 2 |
| 2024 | 32 | 508,99 | 15,91 | 3 |
| totale | 2.001 | 44.597,01 | 22,29 | 36 |