| Ano | Preço médio |
|---|---|
| 2020 | R$ 284.239 |
| 2019 | R$ 260.070 |
| 2018 | R$ 227.307 |
| 2017 | R$ 214.075 |
| 2016 | R$ 196.099 |
| 2015 | R$ 167.847 |
| 2014 | R$ 156.825 |
| 2013 | R$ 137.129 |
| 2012 | R$ 128.650 |
| 2011 | R$ 111.361 |
| 2010 | R$ 106.056 |
| 2009 | R$ 93.148 |
| 2008 | R$ 88.022 |
| 2007 | R$ 77.458 |
| 2006 | R$ 69.991 |
