Brazil's jobless rate remains unchanged at 5.3% in quarter through August

RIO DE JANEIRO, Sept 29 (Reuters) - Brazil's jobless rate (BRPNAD=ECI) remained unchanged at 5.3% in the three months through August, statistics agency IBGE said on Tuesday, in line with market expectations.The median forecast in a Reuters poll projected an unemployment rate of 5.3 percent.(By Sao…