Table: maurcio gugelmin
Question: How has Maurcio Gugelmin's points performance fluctuated over the years? Answer with only 'Increase', 'Decrease' or 'Remain stable' that is most accurate and nothing else.
Step 1 (Reasoning, Grounding): performance, pts
Step 2 (Operation, Indexing): year
Step 3 (Operation, Sorting): year
Step 4 (Reasoning, Other Commonsense Reasoning): performance fluctuated over the years
Answer: Decrease