Quarterly
Index (no units)
1960 - 2025
Jan 1, 1960 to Oct 1, 2025
FRED
2 months ago
StaleMar 21, 2026
As of October 1, 2025 • Quarterly data • Source: FRED
This dataset contains 264 quarterly observations, over 65 years, 9 months, updated quarterly from FRED. View Methodology
Data Points
264
Coverage
65 years, 9 months
Updates
quarterly