Table: 1976 world junior figure skating championships
Question: What is the average point difference between the top three pairs and the rest of the pairs in the 1976 world junior figure skating championships?
Step 1 (Operation, Indexing): points
Step 2 (Operation, Grouping): rank
Step 3 (Reasoning, Aggregating): AVG, score
Step 4 (Reasoning, Arithmetic): -, average score
Answer: 17.718