Quarter	Net Ton-Miles Per Loaded Wagon-Mile: Seasonally Adjusted By Nber
1944-01-01	6.01000
1944-04-01	6.01100
1944-07-01	6.10700
1944-10-01	5.95600
1945-01-01	6.02100
1945-04-01	5.96100
1945-07-01	5.93200
1945-10-01	6.04200
1946-01-01	5.96700
1946-04-01	5.94800
1946-07-01	5.97900
1946-10-01	6.09900
1947-01-01	6.37400
1947-04-01	6.21400
1947-07-01	6.16900
1947-10-01	6.20600
1948-01-01	6.30900
1948-04-01	6.47900
1948-07-01	6.58100
1948-10-01	6.59400
1949-01-01	6.60900
1949-04-01	6.60100
1949-07-01	6.65600
1949-10-01	6.63900
1950-01-01	6.67900
1950-04-01	6.74400
1950-07-01	6.79900
1950-10-01	6.80400
1951-01-01	6.92100
1951-04-01	6.88200
1951-07-01	6.93400
1951-10-01	7.00000
1952-01-01	6.99600
1952-04-01	7.00300
1952-07-01	7.06200
1952-10-01	7.08600