Quarter	Per Cent Expanding: Seasonally Adjusted By Nber
1921-01-01	35.0000
1921-04-01	39.0000
1921-07-01	55.0000
1921-10-01	61.0000
1922-01-01	80.0000
1922-04-01	84.0000
1922-07-01	80.0000
1922-10-01	80.0000
1923-01-01	64.0000