| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.143 | 23.178,52 | 20,28 | 4 |
| 2007 | 898 | 22.016,86 | 24,52 | 5 |
| 2008 | 910 | 21.931,18 | 24,10 | 4 |
| 2009 | 1.073 | 27.935,14 | 26,03 | 7 |
| 2010 | 1.220 | 24.781,39 | 20,31 | 9 |
| 2011 | 1.062 | 23.025,81 | 21,68 | 6 |
| 2012 | 1.031 | 25.117,10 | 24,36 | 9 |
| 2013 | 1.339 | 30.905,37 | 23,08 | 11 |
| 2014 | 1.277 | 35.431,41 | 27,75 | 12 |
| 2015 | 1.187 | 33.123,38 | 27,91 | 13 |
| 2016 | 1.199 | 32.726,53 | 27,29 | 12 |
| 2017 | 1.236 | 33.570,74 | 27,16 | 13 |
| 2018 | 1.219 | 33.204,44 | 27,24 | 14 |
| 2019 | 1.191 | 33.360,25 | 28,01 | 14 |
| 2020 | 1.157 | 32.316,17 | 27,93 | 15 |
| 2021 | 1.099 | 31.965,69 | 29,09 | 16 |
| 2022 | 985 | 29.900,32 | 30,36 | 14 |
| 2023 | 941 | 26.554,52 | 28,22 | 18 |
| 2024 | 976 | 26.406,19 | 27,06 | 20 |
| totale | 21.143 | 547.451,01 | 25,89 | 216 |