| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 100 | 2.330,50 | 23,31 | 1 |
| 2007 | 959 | 23.325,93 | 24,32 | 2 |
| 2008 | 943 | 21.509,33 | 22,81 | 2 |
| 2009 | 867 | 18.253,18 | 21,05 | 2 |
| 2010 | 858 | 17.187,34 | 20,03 | 4 |
| 2011 | 1.210 | 23.767,93 | 19,64 | 4 |
| 2012 | 1.494 | 34.494,92 | 23,09 | 5 |
| 2013 | 1.646 | 32.342,95 | 19,65 | 5 |
| 2014 | 1.681 | 41.397,88 | 24,63 | 5 |
| 2015 | 1.990 | 45.100,37 | 22,66 | 5 |
| 2016 | 1.963 | 44.697,68 | 22,77 | 6 |
| 2017 | 1.355 | 33.247,55 | 24,54 | 7 |
| 2018 | 1.118 | 28.180,79 | 25,21 | 8 |
| 2019 | 739 | 19.537,05 | 26,44 | 8 |
| 2020 | 581 | 17.145,64 | 29,51 | 8 |
| 2021 | 519 | 16.466,77 | 31,73 | 10 |
| 2022 | 308 | 11.834,81 | 38,42 | 5 |
| 2023 | 414 | 12.891,02 | 31,14 | 8 |
| 2024 | 477 | 13.446,89 | 28,19 | 10 |
| totale | 19.222 | 457.158,53 | 23,78 | 105 |