Monthly Million Square Feet
1925-01-01 16.5500
1925-02-01 11.8200
1925-03-01 18.3200
1925-04-01 20.7800
1925-05-01 20.9400
1925-06-01 20.0600
1925-07-01 20.9400
1925-08-01 24.3200
1925-09-01 24.0200
1925-10-01 21.2500
1925-11-01 19.6800
1925-12-01 20.3700
1926-01-01 18.8600
1926-02-01 15.3700
1926-03-01 25.1700
1926-04-01 21.6800
1926-05-01 21.1800
1926-06-01 19.0700
1926-07-01 20.8700
1926-08-01 21.9700
1926-09-01 22.2800
1926-10-01 19.5900
1926-11-01 17.2500
1926-12-01 17.4600
1927-01-01 16.2300
1927-02-01 14.9400
1927-03-01 24.6000
1927-04-01 23.6400
1927-05-01 20.3300
1927-06-01 20.3100
1927-07-01 19.0900
1927-08-01 18.4700
1927-09-01 16.5900
1927-10-01 18.6900
1927-11-01 14.9600
1927-12-01 14.5900
1928-01-01 17.0100
1928-02-01 17.2300
1928-03-01 18.9300
1928-04-01 26.2100
1928-05-01 21.6500
1928-06-01 25.9800
1928-07-01 24.6800
1928-08-01 21.9800
1928-09-01 22.5500
1928-10-01 24.5500
1928-11-01 20.8500
1928-12-01 18.0300
1929-01-01 22.5200
1929-02-01 20.0300
1929-03-01 23.1400
1929-04-01 22.6700
1929-05-01 27.5500
1929-06-01 22.5200
1929-07-01 24.4700
1929-08-01 24.8200
1929-09-01 20.9400
1929-10-01 22.2300
1929-11-01 20.6300
1929-12-01 18.7600
1930-01-01 11.2900
1930-02-01 13.6700
1930-03-01 19.0600
1930-04-01 15.6300
1930-05-01 17.7400
1930-06-01 13.3600
1930-07-01 12.6000
1930-08-01 11.7200
1930-09-01 11.3500
1930-10-01 9.57000
1930-11-01 6.84000
1930-12-01 5.84000
1931-01-01 6.18000
1931-02-01 5.31000
1931-03-01 7.04000
1931-04-01 6.95000
1931-05-01 7.74000
1931-06-01 7.13000
1931-07-01 6.53000
1931-08-01 4.51000
1931-09-01 6.58000
1931-10-01 10.0700
1931-11-01 3.66000
1931-12-01 2.38000
1932-01-01 2.68000
1932-02-01 2.81000
1932-03-01 3.68000
1932-04-01 3.02000
1932-05-01 2.86000
1932-06-01 2.92000
1932-07-01 2.64000
1932-08-01 3.94000
1932-09-01 2.99000
1932-10-01 2.24000
1932-11-01 2.10000
1932-12-01 1.58000
1933-01-01 1.51000
1933-02-01 2.03000
1933-03-01 2.45000
1933-04-01 3.05000
1933-05-01 4.15000
1933-06-01 4.96000
1933-07-01 5.35000
1933-08-01 5.03000
1933-09-01 4.15000
1933-10-01 4.14000
1933-11-01 2.81000
1933-12-01 2.47000
1934-01-01 2.61000
1934-02-01 2.01000
1934-03-01 4.05000
1934-04-01 4.44000
1934-05-01 4.95000
1934-06-01 3.43000
1934-07-01 5.42000
1934-08-01 4.12000
1934-09-01 3.88000
1934-10-01 4.96000
1934-11-01 3.81000
1934-12-01 3.08000
1935-01-01 3.66000
1935-02-01 2.89000
1935-03-01 3.31000
1935-04-01 4.63000
1935-05-01 5.69000
1935-06-01 5.03000
1935-07-01 5.80000
1935-08-01 5.41000
1935-09-01 4.71000
1935-10-01 6.58000
1935-11-01 5.48000
1935-12-01 4.92000
1936-01-01 4.82000
1936-02-01 4.96000
1936-03-01 7.72000
1936-04-01 9.03000
1936-05-01 7.22000
1936-06-01 8.90000
1936-07-01 10.0700
1936-08-01 9.54000
1936-09-01 8.99000
1936-10-01 9.41000
1936-11-01 9.37000
1936-12-01 9.91000
1937-01-01 9.62000
1937-02-01 6.88000
1937-03-01 11.2400
1937-04-01 12.7800
1937-05-01 10.5600
1937-06-01 13.2600
1937-07-01 17.5900
1937-08-01 14.1700
1937-09-01 9.72000
1937-10-01 8.24000
1937-11-01 6.89000
1937-12-01 6.17000
1938-01-01 4.04000
1938-02-01 3.77000
1938-03-01 6.39000
1938-04-01 6.26000
1938-05-01 5.91000
1938-06-01 6.18000
1938-07-01 6.66000
1938-08-01 6.69000
1938-09-01 4.59000
1938-10-01 8.20000
1938-11-01 6.08000
1938-12-01 4.98000
1939-01-01 5.50000
1939-02-01 5.32000
1939-03-01 7.71000
1939-04-01 7.72000
1939-05-01 7.16000
1939-06-01 8.19000
1939-07-01 10.4100
1939-08-01 6.59000
1939-09-01 10.3800
1939-10-01 9.79000
1939-11-01 9.45000
1939-12-01 7.66000
1940-01-01 5.64000
1940-02-01 6.54000
1940-03-01 9.69000
1940-04-01 10.2600
1940-05-01 10.8100
1940-06-01 10.9500
1940-07-01 14.9600
1940-08-01 14.7500
1940-09-01 14.8300
1940-10-01 20.8500
1940-11-01 24.2000
1940-12-01 21.0000
1941-01-01 17.4700
1941-02-01 13.7300
1941-03-01 21.2400
1941-04-01 22.3800
1941-05-01 27.4700
1941-06-01 19.4300
1941-07-01 21.4300
1941-08-01 42.8200
1941-09-01 35.6800
1941-10-01 31.0100
1941-11-01 23.5000
1941-12-01 20.5500
1942-01-01 15.8800
1942-02-01 19.8300
1942-03-01 26.8700
1942-04-01 37.0500
1942-05-01 44.7800
1942-06-01 71.5400
1942-07-01 72.6100
1942-08-01 59.0900
1942-09-01 78.2900
1942-10-01 51.7900
1942-11-01 22.3600
1942-12-01 22.8900
1943-01-01 11.7200
1943-02-01 18.5800
1943-03-01 14.2700
1943-04-01 8.79000
1943-05-01 6.35000
1943-06-01 10.1400
1943-07-01 6.76000
1943-08-01 20.1000
1943-09-01 4.78000
1943-10-01 6.56000
1943-11-01 8.33000
1943-12-01 12.8400
1944-01-01 6.46000
1944-02-01 6.46000
1944-03-01 7.53000
1944-04-01 7.58000
1944-05-01 4.56000
1944-06-01 5.41000
1944-07-01 8.24000
1944-08-01 7.86000
1944-09-01 10.3900
1944-10-01 8.01000
1944-11-01 10.9900
1944-12-01 14.4200
1945-01-01 7.97000
1945-02-01 9.26000
1945-03-01 20.1800
1945-04-01 13.1300
1945-05-01 8.91000
1945-06-01 8.45000
1945-07-01 14.7500
1945-08-01 17.5500
1945-09-01 27.5000
1945-10-01 29.1800
1945-11-01 34.4200
1945-12-01 32.6800
1946-01-01 30.8300
1946-02-01 31.5600
1946-03-01 44.3000
1946-04-01 34.1300
1946-05-01 39.1100
1946-06-01 34.6800
1946-07-01 31.4400
1946-08-01 28.3100
1946-09-01 21.0900
1946-10-01 28.9100
1946-11-01 18.1400
1946-12-01 15.6700
1947-01-01 19.8900
1947-02-01 16.4200
1947-03-01 16.9800
1947-04-01 20.4800
1947-05-01 19.1300
1947-06-01 19.0500
1947-07-01 23.0400
1947-08-01 29.1900
1947-09-01 15.8000
1947-10-01 23.2600
1947-11-01 19.0800
1947-12-01 22.9400
1948-01-01 16.8800
1948-02-01 17.3700
1948-03-01 15.8500
1948-04-01 19.5100
1948-05-01 22.0600
1948-06-01 18.1900
1948-07-01 24.8200
1948-08-01 19.4000
1948-09-01 16.1300
1948-10-01 18.3100
1948-11-01 13.2400
1948-12-01 13.5200
1949-01-01 11.3400
1949-02-01 10.0600
1949-03-01 13.4100
1949-04-01 15.0000
1949-05-01 12.1200
1949-06-01 13.0700
1949-07-01 12.8100
1949-08-01 10.3700
1949-09-01 14.0200
1949-10-01 12.9900
1949-11-01 11.0100
1949-12-01 13.5100
1950-01-01 10.8200
1950-02-01 9.81000
1950-03-01 15.7500
1950-04-01 21.9400
1950-05-01 20.6100
1950-06-01 20.8100
1950-07-01 21.7000
1950-08-01 27.9700
1950-09-01 23.8600
1950-10-01 23.5700
1950-11-01 21.1200
1950-12-01 21.2600
1951-01-01 25.8200
1951-02-01 20.7600
1951-03-01 19.8800
1951-04-01 22.0900
1951-05-01 18.5100
1951-06-01 18.8200
1951-07-01 17.6400
1951-08-01 17.1500
1951-09-01 18.8700
1951-10-01 14.9300
1951-11-01 11.6400
1951-12-01 19.9700
1952-01-01 10.0300
1952-02-01 10.9000
1952-03-01 12.7400
1952-04-01 17.4000
1952-05-01 14.2400
1952-06-01 18.1700
1952-07-01 17.0700
1952-08-01 17.5200
1952-09-01 15.6400
1952-10-01 19.5700
1952-11-01 17.8100
1952-12-01 26.3700
1953-01-01 14.5800
1953-02-01 16.2700
1953-03-01 15.7400
1953-04-01 21.6400
1953-05-01 23.2100
1953-06-01 14.8000
1953-07-01 31.5200
1953-08-01 17.8600
1953-09-01 19.6600
1953-10-01 25.6400
1953-11-01 20.6800
1953-12-01 14.0500
1954-01-01 16.1600
1954-02-01 12.7700
1954-03-01 16.2000
1954-04-01 21.8600
1954-05-01 23.5500
1954-06-01 22.6600
1954-07-01 21.2600
1954-08-01 19.4400
1954-09-01 19.9000
1954-10-01 25.3000
1954-11-01 17.2800
1954-12-01 22.2600
1955-01-01 19.6200
1955-02-01 20.6600
1955-03-01 23.2400
1955-04-01 24.6700
1955-05-01 24.7800
1955-06-01 26.3700
1955-07-01 30.9700
1955-08-01 25.7400
1955-09-01 28.3400
1955-10-01 26.9700
1955-11-01 24.6800
1955-12-01 22.9900
1956-01-01 23.2500
1956-02-01 23.6700
1956-03-01 32.6200
1956-04-01 31.4000
1956-05-01 29.0200
1956-06-01 27.9600
1956-07-01 27.2300
1956-08-01 25.7800
1956-09-01 25.1500
1956-10-01 23.5100
1956-11-01 23.0600
1956-12-01 20.8500