Guam at the 2012 Summer Olympics
Swimming
Table:
Athlete	Event	Heat	Semifinal	Final

Time	Rank	Time	Rank	Time	Rank

Christopher Duenas	100 m freestyle	53.37	44	Did not advance

Benjamin Schulte	10 km open water	N/A	2:03:35.1	25

Give a concise answer to this question supported by the table contents. Enclose the answer in the list of the following JSON object {"answer": ["YOUR ANSWER"]}. If more than one item applies, separate items with commas. The table caption is 'swimming'. Now answer the following question based on the table information: What the time did duenas swim the 100 meter freestyle and finish the race with?

{"answer": ["53.37"]}