# Hacker News vs. Google Trends, 2007-2026

Data behind the Installmap research post
[Is Hacker News still a good predictor of tech trends?](https://installmap.com/research/hacker-news-lead-over-google).

## Files

- `hn_monthly_series.csv`: per month, total HN stories submitted and the
  count of titles matching each of the 18 topic phrases.
- `google_trends_monthly.csv`: Google Trends interest (0-100, timeframe
  "all") per topic term and month, as pulled on 2026-10-15. Values after
  May 2025 are affected by a Trends rescaling and were not used in the post.
- `topic_summary.csv`: per topic, the first mention (date and HN item id),
  the month each series first reaches 20 on its own 0-100 index, the lead in
  months, peak months, and story counts.
- `hn_topic_stories.csv.gz`: all 106,749 matched stories (id, date, points,
  title, URL), before the Rust Belt / Zig Ziglar / pre-2024-11 MCP
  exclusions described in METHOD.md.

## License

CC BY 4.0. Cite as: Installmap, October 2026.