| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.108 | 29.880,48 | 26,97 | 2 |
| 2007 | 877 | 25.466,30 | 29,04 | 2 |
| 2008 | 1.460 | 39.234,47 | 26,87 | 2 |
| 2009 | 1.660 | 48.006,18 | 28,92 | 3 |
| 2010 | 1.620 | 39.746,16 | 24,53 | 7 |
| 2011 | 958 | 27.584,79 | 28,79 | 4 |
| 2012 | 1.133 | 31.795,00 | 28,06 | 5 |
| 2013 | 1.273 | 34.967,16 | 27,47 | 7 |
| 2014 | 1.134 | 38.744,04 | 34,17 | 7 |
| 2015 | 1.097 | 43.100,48 | 39,29 | 8 |
| 2016 | 1.152 | 40.451,52 | 35,11 | 6 |
| 2017 | 1.139 | 38.941,41 | 34,19 | 6 |
| 2018 | 1.092 | 37.596,42 | 34,43 | 7 |
| 2019 | 1.175 | 42.732,06 | 36,37 | 11 |
| 2020 | 1.102 | 38.278,03 | 34,74 | 12 |
| 2021 | 1.091 | 36.862,77 | 33,79 | 10 |
| 2022 | 1.015 | 34.971,34 | 34,45 | 9 |
| 2023 | 1.049 | 35.968,34 | 34,29 | 12 |
| 2024 | 1.050 | 34.530,21 | 32,89 | 13 |
| totale | 22.185 | 698.857,16 | 31,50 | 133 |