Quarter	Millions Of Passenger Journeys: Seasonally Adjusted By Nber
1931-01-01	198.700
1931-04-01	198.800
1931-07-01	193.300
1931-10-01	194.000
1932-01-01	197.700
1932-04-01	189.100
1932-07-01	189.300
1932-10-01	192.500
1933-01-01	188.900
1933-04-01	199.500
1933-07-01	201.800
1933-10-01	197.400
1934-01-01	205.500
1934-04-01	202.900
1934-07-01	204.900
1934-10-01	206.300
1935-01-01	206.500
1935-04-01	212.000
1935-07-01	213.600
1935-10-01	211.700
1936-01-01	216.000
1936-04-01	214.000
1936-07-01	216.500
1936-10-01	217.500
1937-01-01	220.900
1937-04-01	233.400
1937-07-01	224.100
1937-10-01	214.000
1938-01-01	212.300
1938-04-01	209.400
1938-07-01	206.300
1938-10-01	209.600