| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 2.203 | 48.142,85 | 21,85 | 6 |
| 2007 | 1.672 | 40.251,74 | 24,07 | 5 |
| 2008 | 1.756 | 46.583,31 | 26,53 | 5 |
| 2009 | 1.735 | 41.668,34 | 24,02 | 6 |
| 2010 | 1.461 | 31.231,40 | 21,38 | 6 |
| 2011 | 1.158 | 27.584,81 | 23,82 | 6 |
| 2012 | 1.620 | 32.956,06 | 20,34 | 7 |
| 2013 | 1.443 | 27.561,93 | 19,10 | 7 |
| 2014 | 1.478 | 34.282,90 | 23,20 | 8 |
| 2015 | 2.069 | 48.504,12 | 23,44 | 9 |
| 2016 | 1.614 | 40.261,95 | 24,95 | 13 |
| 2017 | 1.280 | 30.781,27 | 24,05 | 11 |
| 2018 | 1.167 | 29.549,48 | 25,32 | 13 |
| 2019 | 956 | 26.372,99 | 27,59 | 12 |
| 2020 | 945 | 28.174,04 | 29,81 | 11 |
| 2021 | 1.208 | 47.612,07 | 39,41 | 10 |
| 2022 | 1.130 | 42.874,66 | 37,94 | 10 |
| 2023 | 960 | 24.171,13 | 25,18 | 13 |
| 2024 | 799 | 20.496,99 | 25,65 | 13 |
| totale | 26.654 | 669.062,04 | 25,10 | 171 |