Monthly Millions Of Pairs
1921-11-01 6.78000
1921-12-01 7.46000
1922-01-01 7.77000
1922-02-01 6.70000
1922-03-01 7.73000
1922-04-01 6.80000
1922-05-01 6.50000
1922-06-01 6.21000
1922-07-01 6.32000
1922-08-01 7.95000
1922-09-01 8.51000
1922-10-01 8.56000
1922-11-01 8.70000
1922-12-01 8.24000
1923-01-01 9.10000
1923-02-01 8.69000
1923-03-01 10.0500
1923-04-01 9.02000
1923-05-01 8.41000
1923-06-01 7.44000
1923-07-01 7.13000
1923-08-01 8.80000
1923-09-01 7.91000
1923-10-01 8.90000
1923-11-01 8.06000
1923-12-01 6.77000
1924-01-01 7.87000
1924-02-01 7.34000
1924-03-01 7.55000
1924-04-01 6.72000
1924-05-01 6.09000
1924-06-01 5.65000
1924-07-01 6.15000
1924-08-01 7.18000
1924-09-01 7.59000
1924-10-01 8.33000
1924-11-01 6.99000
1924-12-01 7.20000
1925-01-01 7.66000
1925-02-01 7.14000
1925-03-01 7.64000
1925-04-01 7.19000
1925-05-01 6.22000
1925-06-01 6.15000
1925-07-01 6.75000
1925-08-01 7.35000
1925-09-01 7.98000
1925-10-01 8.40000
1925-11-01 6.92000
1925-12-01 7.15000
1926-01-01 6.86000
1926-02-01 6.67000
1926-03-01 7.45000
1926-04-01 6.52000
1926-05-01 5.66000
1926-06-01 6.57000
1926-07-01 6.75000
1926-08-01 7.98000
1926-09-01 8.68000
1926-10-01 8.52000
1926-11-01 7.52000
1926-12-01 7.48000
1927-01-01 7.66000
1927-02-01 7.77000
1927-03-01 8.51000
1927-04-01 7.36000
1927-05-01 6.93000
1927-06-01 7.43000
1927-07-01 7.99000
1927-08-01 9.14000
1927-09-01 9.05000
1927-10-01 8.64000
1927-11-01 7.47000
1927-12-01 7.39000
1928-01-01 7.74000
1928-02-01 7.96000
1928-03-01 8.19000
1928-04-01 6.54000
1928-05-01 6.98000
1928-06-01 7.45000
1928-07-01 7.09000
1928-08-01 9.22000
1928-09-01 7.87000
1928-10-01 8.33000
1928-11-01 7.23000
1928-12-01 6.36000
1929-01-01 7.65000
1929-02-01 7.10000
1929-03-01 7.43000
1929-04-01 7.20000
1929-05-01 7.76000
1929-06-01 7.89000
1929-07-01 8.27000
1929-08-01 9.52000
1929-09-01 8.62000
1929-10-01 9.54000
1929-11-01 7.47000
1929-12-01 6.33000
1930-01-01 7.58000
1930-02-01 6.65000
1930-03-01 6.86000
1930-04-01 7.27000
1930-05-01 6.37000
1930-06-01 6.77000
1930-07-01 6.25000
1930-08-01 6.61000
1930-09-01 6.57000
1930-10-01 6.44000
1930-11-01 4.74000
1930-12-01 5.03000
1931-01-01 5.25000
1931-02-01 5.69000
1931-03-01 6.25000
1931-04-01 6.64000
1931-05-01 6.74000
1931-06-01 7.24000
1931-07-01 7.35000
1931-08-01 8.24000
1931-09-01 7.42000
1931-10-01 6.13000
1931-11-01 5.11000
1931-12-01 5.35000
1932-01-01 5.18000
1932-02-01 5.85000
1932-03-01 6.64000
1932-04-01 5.34000
1932-05-01 5.42000
1932-06-01 5.85000
1932-07-01 5.14000
1932-08-01 6.82000
1932-09-01 7.89000
1932-10-01 8.04000
1932-11-01 6.92000
1932-12-01 5.40000
1933-01-01 5.76000
1933-02-01 6.09000
1933-03-01 6.84000
1933-04-01 6.22000
1933-05-01 8.36000
1933-06-01 9.04000
1933-07-01 8.33000
1933-08-01 9.14000
1933-09-01 7.66000
1933-10-01 8.29000
1933-11-01 6.91000
1933-12-01 6.19000
1934-01-01 7.10000
1934-02-01 7.92000
1934-03-01 8.67000
1934-04-01 8.43000
1934-05-01 8.22000
1934-06-01 7.59000
1934-07-01 6.73000
1934-08-01 8.62000
1934-09-01 6.97000
1934-10-01 7.63000
1934-11-01 6.94000
1934-12-01 6.56000
1935-01-01 7.71000
1935-02-01 7.61000
1935-03-01 8.19000
1935-04-01 8.06000
1935-05-01 8.16000
1935-06-01 7.82000
1935-07-01 7.93000
1935-08-01 9.13000
1935-09-01 8.39000
1935-10-01 9.92000
1935-11-01 8.16000
1935-12-01 8.44000
1936-01-01 9.05000
1936-02-01 8.33000
1936-03-01 8.25000
1936-04-01 8.06000
1936-05-01 7.23000
1936-06-01 7.57000
1936-07-01 8.72000
1936-08-01 9.30000
1936-09-01 9.55000
1936-10-01 10.0700
1936-11-01 8.38000
1936-12-01 9.27000
1937-01-01 9.45000
1937-02-01 9.90000
1937-03-01 11.2300
1937-04-01 10.0100
1937-05-01 8.78000
1937-06-01 9.08000
1937-07-01 8
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1937-09-01 ��0�����~~ǃ
1937-10-01 20.4500
1937-11-01 20.2600
1937-12-01 19.9700
1938-01-01 22.6700
1938-02-01 24.2800
1938-03-01 24.5900
1938-04-01 28.0800
1938-05-01 25.6000
1938-06-01 27.6500
1938-07-01 31.8400
1938-08-01 26.6000
1938-09-01 27.9600
1938-10-01 00
1938-11-01 1.94000
1938-12-01 2.06000
1939-01-01 2.19000
1939-02-01 2.13000
1939-03-01 2.17000
1939-04-01 2.22000
1939-05-01 2.27000
1939-06-01 2.25000
1939-07-01 2.39000
1939-08-01 2.39000
1939-09-01 2.40000
1939-10-01 2.68000
1939-11-01 2.44000
1939-12-01 2.57000
1940-01-01 2.67000
1940-02-01 2.51000
1940-03-01 2.64000
1940-04-01 2.69000
1940-05-01 2.59000
1940-06-01 2.55000
1940-07-01 2.62000
1940-08-01 2.40000
1940-09-01 2.40000
1940-10-01 2.65000
1940-11-01 2.46000
1940-12-01 2.65000
1941-01-01 2.45000
1941-02-01 2.43000
1941-03-01 2.52000
1941-04-01 2.41000
1941-05-01 2.25000
1941-06-01 2.20000
1941-07-01 1.95000
1941-08-01 1.98000
1941-09-01 1.87000
1941-10-01 1.80000
1941-11-01 1.88000
1941-12-01 1.92000
1942-01-01 1.99000
1942-02-01 2.06000
1942-03-01 2.24000
1942-04-01 2.10000
1942-05-01 2.25000
1942-06-01 2.27000
1942-07-01 2.06000
1942-08-01 2.27000
1942-09-01 2.22000
1942-10-01 2.22000
1942-11-01 2.29000
1942-12-01 2.18000
1943-01-01 2.40000
1943-02-01 2.39000
1943-03-01 9.39000
1943-04-01 10.2800
1943-05-01 9.42000
1943-06-01 9.26000
1943-07-01 9.85000
1943-08-01 8.40000
1943-09-01 9.17000
1943-10-01 9.54000
1943-11-01 7.58000
1943-12-01 9.34000
1944-01-01 8.90000
1944-02-01 9.39000
1944-03-01 9.25000
1944-04-01 8.64000
1944-05-01 9.36000
1944-06-01 9.15000
1944-07-01 9.90000
1944-08-01 9.11000
1944-09-01 9.51000
1944-10-01 9.40000
1944-11-01 8.22000
1944-12-01 8.83000
1945-01-01 7.02000
1945-02-01 8.49000
1945-03-01 8.17000
1945-04-01 7.47000