Her highest ranking was achieved in 1983 when she reached number 6 .
Bunge was a professional player from 1978 to 1989 , appearing for the first time at number 150 in July 1978 .
Bunge 's highest ranking was achieved in 1983 when she reached number 6 .
Bunge was a professional player from 1978 to 1989 , appearing for the first time at number 150 in July 1978 .