| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 757 | 24.090,76 | 31,82 | 2 |
| 2007 | 905 | 44.146,89 | 48,78 | 3 |
| 2008 | 1.003 | 52.661,86 | 52,50 | 2 |
| 2009 | 1.104 | 46.493,07 | 42,11 | 4 |
| 2010 | 1.221 | 42.648,64 | 34,93 | 4 |
| 2011 | 1.098 | 36.046,64 | 32,83 | 3 |
| 2012 | 1.078 | 38.636,20 | 35,84 | 5 |
| 2013 | 1.040 | 34.961,53 | 33,62 | 4 |
| 2014 | 939 | 38.510,13 | 41,01 | 5 |
| 2015 | 1.017 | 38.159,85 | 37,52 | 5 |
| 2016 | 1.009 | 40.031,11 | 39,67 | 5 |
| 2017 | 943 | 36.626,12 | 38,84 | 5 |
| 2018 | 966 | 35.764,74 | 37,02 | 5 |
| 2019 | 911 | 33.708,60 | 37,00 | 5 |
| 2020 | 943 | 32.188,25 | 34,13 | 5 |
| 2021 | 934 | 33.722,24 | 36,11 | 6 |
| 2022 | 884 | 31.602,79 | 35,75 | 6 |
| 2023 | 853 | 29.783,38 | 34,92 | 7 |
| 2024 | 865 | 28.283,40 | 32,70 | 7 |
| totale | 18.470 | 698.066,20 | 37,79 | 88 |