Table: 2009 thailand national games
Question: Which province had the highest ratio of gold medals to total medals in the 2009 Thailand National Games?
Step 1 (Operation, Indexing): total
Step 2 (Reasoning, Arithmetic): /, gold medals to total medals
Step 3 (Reasoning, Aggregating): MAX, gold medals to total medals
Step 4 (Operation, Indexing): province
Answer: trang