The Brazilian economy grew by 0.9 per cent last year, its worst result since 2009 according to official figures released on Friday, dpa reported. The rate was far weaker than the 2.7-per-cent growth the world\'s sixth-largest economy posted in 2011 and 7.5-per-cent in 2010. The government has cut taxes on consumption and labour costs to try to revive the economy. The Brazilian central bank has cut interest rates to a historic minimum of 7.25 per cent to stock growth.