Quarter	Per Cent Expanding: Seasonally Adjusted By Nber
1921-04-01	39.0000
1921-07-01	52.0000
1921-10-01	52.0000
1922-01-01	65.0000
1922-04-01	77.0000
1922-07-01	58.0000
1922-10-01	68.0000
1923-01-01	52.0000
1923-04-01	58.0000