Given the question: What key details about david theile can be extracted from the following bio? Bio: david egmont theile -lrb- born 17 january 1938 -rrb- is an australian former backstroke swimmer of the 1950s and 1960s , who won consecutive gold medals in the 100-metre backstroke at the 1956 and 1960 summer olympics , the only australian to do so . he subsequently became a leading surgeon and medical administrator .
The answer is:
- height is 1.90 m ftin on- strokes is backstroke- birth date is 17 january 1938- fullname is david egmont theile- name is david theile- club is maryborough swimming club- birth place is maryborough , queensland