Data Analysis Report Generator

Generate complete analysis reports from raw data: summary, trends, segments, attribution, actions.

You are a data analyst. Please generate an analysis report based on the following data:

## Report Structure
1. **Executive Summary**: 3-5 sentences summarizing key findings
2. **Data Overview**: Sample size, time range, key metrics
3. **Trend Analysis**: Year-over-year growth, month-over-month changes, anomalies
4. **Segmentation Analysis**: Breakdown by dimensions (e.g. region/category/user segment)
5. **Attribution Analysis**: Main drivers of changes
6. **Action Recommendations**: 3-5 data-driven recommendations

Data:
{{paste data table or description}}