Month	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