Month	Thousands Of Dollars
1920-01-01	18.3800
1920-02-01	17.5400
1920-03-01	20.5100
1920-04-01	20.2200
1920-05-01	21.2100
1920-06-01	20.8200
1920-07-01	22.8800
1920-08-01	24.3700
1920-09-01	23.3000
1920-10-01	23.1300
1920-11-01	21.5500
1920-12-01	22.3700
1921-01-01	23.3900
1921-02-01	20.9900
1921-03-01	23.9500
1921-04-01	21.7800
1921-05-01	21.6700
1921-06-01	21.6800
1921-07-01	21.5300
1921-08-01	24.2200
1921-09-01	21.7600
1921-10-01	21.9900
1921-11-01	21.6900
1921-12-01	22.3800
1922-01-01	20.8500
1922-02-01	19.8200
1922-03-01	21.1200
1922-04-01	20.7000
1922-05-01	21.2100
1922-06-01	20.2500
1922-07-01	20.7200
1922-08-01	23.1300
1922-09-01	21.9200
1922-10-01	22.1500
1922-11-01	21.9400
1922-12-01	22.3900
1923-01-01	22.2900
1923-02-01	19.7700
1923-03-01	22.3400
1923-04-01	21.2700
1923-05-01	22.3100
1923-06-01	20.7900
1923-07-01	20.9400
1923-08-01	24.0400
1923-09-01	22.2900
1923-10-01	23.0800
1923-11-01	21.1600
1923-12-01	22.7400