# Provenance

| id | label | value | source (publisher) | url | anchor | quote |
|---|---|---|---|---|---|---|
| metr-2025 | Retrospective value | 1.3 multiple | METR (May 2026 survey) | https://metr.org/blog/2026-05-11-ai-usage-survey/ | sources.md:7 | 1.3x in March 2025 |
| metr-2026 | Retrospective value | 2 multiple | METR (May 2026 survey) | https://metr.org/blog/2026-05-11-ai-usage-survey/ | sources.md:7 | 2x in March 2026 |