Monthly Million Square Feet
1925-01-01 4.45000
1925-02-01 3.34000
1925-03-01 4.80000
1925-04-01 6.29000
1925-05-01 5.27000
1925-06-01 4.09000
1925-07-01 5.58000
1925-08-01 4.86000
1925-09-01 8.63000
1925-10-01 6.77000
1925-11-01 7.30000
1925-12-01 5.53000
1926-01-01 5.95000
1926-02-01 5.19000
1926-03-01 7.10000
1926-04-01 5.15000
1926-05-01 6.74000
1926-06-01 5.43000
1926-07-01 8.83000
1926-08-01 7.04000
1926-09-01 6.06000
1926-10-01 6.47000
1926-11-01 6.25000
1926-12-01 5.49000
1927-01-01 3.68000
1927-02-01 4.14000
1927-03-01 6.29000
1927-04-01 9.58000
1927-05-01 5.80000
1927-06-01 5.51000
1927-07-01 5.73000
1927-08-01 5.97000
1927-09-01 5.35000
1927-10-01 5.30000
1927-11-01 6.26000
1927-12-01 4.53000
1928-01-01 5.04000
1928-02-01 5.69000
1928-03-01 6.76000
1928-04-01 10.7700
1928-05-01 6.08000
1928-06-01 10.6200
1928-07-01 6.21000
1928-08-01 8.47000
1928-09-01 10.2900
1928-10-01 9.91000
1928-11-01 6.86000
1928-12-01 6.21000
1929-01-01 6.99000
1929-02-01 8.05000
1929-03-01 9.37000
1929-04-01 6.80000
1929-05-01 10.5200
1929-06-01 8.23000
1929-07-01 9.54000
1929-08-01 10.0100
1929-09-01 7.08000
1929-10-01 8.83000
1929-11-01 6.85000
1929-12-01 13.2400
1930-01-01 2.49000
1930-02-01 2.87000
1930-03-01 5.97000
1930-04-01 4.60000
1930-05-01 7.52000
1930-06-01 3.72000
1930-07-01 5.07000
1930-08-01 3.61000
1930-09-01 5.43000
1930-10-01 2.61000
1930-11-01 2.06000
1930-12-01 2.07000
1931-01-01 1.62000
1931-02-01 1.50000
1931-03-01 1.77000
1931-04-01 2.46000
1931-05-01 2.57000
1931-06-01 2.03000
1931-07-01 2.21000
1931-08-01 1.07000
1931-09-01 1.54000
1931-10-01 1.78000
1931-11-01 1.12000
1931-12-01 0.440000
1932-01-01 0.870000
1932-02-01 0.930000
1932-03-01 1.03000
1932-04-01 0.890000
1932-05-01 0.560000
1932-06-01 0.600000
1932-07-01 0.690000
1932-08-01 0.890000
1932-09-01 0.900000
1932-10-01 0.660000
1932-11-01 0.470000
1932-12-01 0.550000
1933-01-01 0.430000
1933-02-01 0.720000
1933-03-01 0.930000
1933-04-01 1.38000
1933-05-01 1.79000
1933-06-01 2.12000
1933-07-01 2.66000
1933-08-01 2.59000
1933-09-01 2.33000
1933-10-01 2.13000
1933-11-01 0.970000
1933-12-01 0.920000
1934-01-01 1.18000
1934-02-01 0.820000
1934-03-01 1.67000
1934-04-01 1.74000
1934-05-01 1.24000
1934-06-01 1.08000
1934-07-01 3.06000
1934-08-01 1.50000
1934-09-01 1.20000
1934-10-01 2.12000
1934-11-01 1.00000
1934-12-01 0.960000
1935-01-01 1.16000
1935-02-01 1.01000
1935-03-01 1.11000
1935-04-01 1.22000
1935-05-01 2.10000
1935-06-01 1.97000
1935-07-01 2.66000
1935-08-01 1.97000
1935-09-01 1.23000
1935-10-01 2.32000
1935-11-01 1.83000
1935-12-01 2.05000
1936-01-01 1.68000
1936-02-01 2.38000
1936-03-01 3.32000
1936-04-01 3.48000
1936-05-01 2.58000
1936-06-01 2.92000
1936-07-01 3.62000
1936-08-01 3.96000
1936-09-01 3.83000
1936-10-01 3.85000
1936-11-01 3.51000
1936-12-01 5.16000
1937-01-01 5.08000
1937-02-01 2.99000
1937-03-01 4.84000
1937-04-01 6.02000
1937-05-01 4.56000
1937-06-01 7.49000
1937-07-01 10.2600
1937-08-01 8.17000
1937-09-01 3.54000
1937-10-01 2.52000
1937-11-01 2.48000
1937-12-01 2.86000
1938-01-01 1.18000
1938-02-01 1.12000
1938-03-01 2.71000
1938-04-01 1.58000
1938-05-01 1.96000
1938-06-01 2.22000
1938-07-01 2.15000
1938-08-01 2.79000
1938-09-01 1.58000
1938-10-01 3.35000
1938-11-01 2.78000
1938-12-01 1.83000
1939-01-01 1.95000
1939-02-01 2.82000
1939-03-01 4.13000
1939-04-01 3.34000
1939-05-01 3.21000
1939-06-01 3.41000
1939-07-01 5.40000
1939-08-01 2.53000
1939-09-01 4.46000
1939-10-01 4.67000
1939-11-01 4.91000
1939-12-01 3.43000
1940-01-01 2.82000
1940-02-01 2.78000
1940-03-01 5.36000
1940-04-01 5.65000
1940-05-01 5.29000
1940-06-01 4.28000
1940-07-01 6.92000
1940-08-01 8.14000
1940-09-01 8.16000
1940-10-01 12.7300
1940-11-01 17.5200
1940-12-01 15.1300
1941-01-01 11.1300
1941-02-01 9.37000
1941-03-01 14.3900
1941-04-01 13.8500
1941-05-01 15.9600
1941-06-01 11.6700
1941-07-01 14.0600
1941-08-01 27.7800
1941-09-01 20.8900
1941-10-01 18.1300
1941-11-01 17.1400
1941-12-01 13.5600
1942-01-01 12.6000
1942-02-01 15.1000
1942-03-01 17.7200
1942-04-01 29.3600
1942-05-01 39.2300
1942-06-01 57.5600
1942-07-01 65.0800
1942-08-01 53.1500
1942-09-01 76.6600
1942-10-01 46.4900
1942-11-01 19.0800
1942-12-01 14.0200
1943-01-01 10.3900
1943-02-01 13.3600
1943-03-01 10.0900
1943-04-01 7.26000
1943-05-01 4.16000
1943-06-01 8.69000
1943-07-01 5.57000
1943-08-01 18.7000
1943-09-01 3.87000
1943-10-01 5.52000
1943-11-01 6.59000
1943-12-01 11.6000
1944-01-01 5.80000
1944-02-01 5.71000
1944-03-01 6.11000
1944-04-01 6.42000
1944-05-01 3.75000
1944-06-01 4.09000
1944-07-01 7.27000
1944-08-01 6.80000
1944-09-01 9.26000
1944-10-01 6.66000
1944-11-01 9.67000
1944-12-01 12.8100
1945-01-01 6.86000
1945-02-01 8.00000
1945-03-01 18.5500
1945-04-01 11.1700
1945-05-01 7.38000
1945-06-01 5.06000
1945-07-01 11.2200
1945-08-01 13.0500
1945-09-01 18.7500
1945-10-01 17.3400
1945-11-01 21.2100
1945-12-01 19.6200
1946-01-01 19.5100
1946-02-01 18.8200
1946-03-01 23.3400
1946-04-01 20.4900
1946-05-01 25.9100
1946-06-01 25.4400
1946-07-01 22.3200
1946-08-01 19.4900
1946-09-01 13.2700
1946-10-01 22.6800
1946-11-01 12.7300
1946-12-01 11.2300
1947-01-01 15.4000
1947-02-01 11.1700
1947-03-01 10.8700
1947-04-01 10.9400
1947-05-01 11.0400
1947-06-01 10.9600
1947-07-01 12.9000
1947-08-01 11.1600
1947-09-01 11.8500
1947-10-01 13.3400
1947-11-01 8.56000
1947-12-01 14.7900
1948-01-01 7.72000
1948-02-01 9.55000
1948-03-01 7.52000
1948-04-01 9.88000
1948-05-01 11.1000
1948-06-01 8.95000
1948-07-01 13.5400
1948-08-01 10.6500
1948-09-01 7.16000
1948-10-01 9.45000
1948-11-01 6.63000
1948-12-01 7.55000
1949-01-01 5.60000
1949-02-01 4.39000
1949-03-01 4.72000
1949-04-01 5.62000
1949-05-01 5.40000
1949-06-01 5.41000
1949-07-01 5.02000
1949-08-01 3.87000
1949-09-01 4.46000
1949-10-01 5.29000
1949-11-01 4.54000
1949-12-01 6.81000
1950-01-01 4.73000
1950-02-01 3.83000
1950-03-01 6.69000
1950-04-01 10.9800
1950-05-01 10.0900
1950-06-01 9.87000
1950-07-01 9.37000
1950-08-01 13.2900
1950-09-01 10.8200
1950-10-01 12.9300
1950-11-01 11.0700
1950-12-01 11.1900
1951-01-01 14.4400
1951-02-01 12.7400
1951-03-01 13.1500
1951-04-01 14.4300
1951-05-01 13.5800
1951-06-01 13.3000
1951-07-01 11.4700
1951-08-01 12.3800
1951-09-01 11.1900
1951-10-01 8.23000
1951-11-01 6.76000
1951-12-01 16.5600
1952-01-01 6.28000
1952-02-01 6.00000
1952-03-01 6.81000
1952-04-01 10.8100
1952-05-01 7.61000
1952-06-01 11.8500
1952-07-01 10.6200
1952-08-01 9.64000
1952-09-01 8.26000
1952-10-01 9.75000
1952-11-01 9.76000
1952-12-01 17.4400
1953-01-01 7.34000
1953-02-01 8.08000
1953-03-01 7.24000
1953-04-01 11.2700
1953-05-01 10.3500
1953-06-01 6.11000
1953-07-01 12.2800
1953-08-01 7.88000
1953-09-01 9.69000
1953-10-01 12.5800
1953-11-01 12.4800
1953-12-01 6.39000
1954-01-01 7.89000
1954-02-01 5.38000
1954-03-01 6.68000
1954-04-01 9.02000
1954-05-01 8.60000
1954-06-01 9.38000
1954-07-01 10.3200
1954-08-01 8.18000
1954-09-01 9.36000
1954-10-01 11.1700
1954-11-01 7.04000
1954-12-01 7.19000
1955-01-01 6.41000
1955-02-01 10.2400
1955-03-01 8.85000
1955-04-01 11.1100
1955-05-01 9.86000
1955-06-01 9.55000
1955-07-01 11.7100
1955-08-01 10.3800
1955-09-01 13.5000
1955-10-01 13.3300
1955-11-01 10.0600
1955-12-01 9.80000
1956-01-01 11.0800
1956-02-01 12.0700
1956-03-01 16.5300
1956-04-01 14.6700
1956-05-01 13.0900
1956-06-01 12.1600
1956-07-01 11.4800
1956-08-01 12.2500
1956-09-01 12.3500
1956-10-01 10.6500
1956-11-01 10.4100
1956-12-01 9.81000