Hoje Fechamento anterior JUL 11: 13,8475 13,77
AGO 11: 13,81 13,73
SET 11: 13,77 13,67
NOV 11: 13,7250 13,61
JAN 12: 13,81 13,6975
MAR 12: 13,7925 13,70
MAI 12: 13,6825 13,62
JUL 12: 13,7050 13,6375