You work for a retail analytics company. Your task is to analyze customer purchase data and compute basic…

You work for a retail analytics company. Your task is to analyze customer purchase data and compute basic…: a task in Nemotron Terminal easy clean-1K: rootless Apptainer release (Harbor dataset). Important Notes: - All monetary values should be rounded to 2 decimal places - The JSON must be valid…

The task

**Important Notes:** - All monetary values should be rounded to 2 decimal places - The JSON must be valid and parseable by `json.load()` - If a category has no purchases, include it with all values as 0 - Use the exact keys shown above (case-sensitive) - Month format should be "YYYY-MM" (e.g., "2024-01")

Part of laion/nemotron-terminal-easy-clean1k-rootless-apptainer.