Monthly Million Square Feet
1956-01-01 29.2300
1956-02-01 31.6900
1956-03-01 44.2100
1956-04-01 45.5900
1956-05-01 37.5900
1956-06-01 37.8200
1956-07-01 40.6100
1956-08-01 39.2800
1956-09-01 36.0700
1956-10-01 33.3700
1956-11-01 33.0400
1956-12-01 27.9800
1957-01-01 36.2700
1957-02-01 32.1600
1957-03-01 39.3400
1957-04-01 33.8600
1957-05-01 39.4900
1957-06-01 43.1000
1957-07-01 38.5800
1957-08-01 36.0500
1957-09-01 31.5100
1957-10-01 33.4600
1957-11-01 30.0600
1957-12-01 26.8400
1958-01-01 27.7500
1958-02-01 23.0300
1958-03-01 30.5200
1958-04-01 27.8200
1958-05-01 31.5700
1958-06-01 27.0700
1958-07-01 34.6400
1958-08-01 38.1000
1958-09-01 30.9400
1958-10-01 35.7200
1958-11-01 28.3000
1958-12-01 23.8300
1959-01-01 28.1000
1959-02-01 24.4400
1959-03-01 35.8100
1959-04-01 44.4300
1959-05-01 42.4000
1959-06-01 36.2400
1959-07-01 43.2900
1959-08-01 38.2400
1959-09-01 39.9200
1959-10-01 44.7600
1959-11-01 33.1500
1959-12-01 32.3400
1960-01-01 31.9800
1960-02-01 27.1400
1960-03-01 37.3200
1960-04-01 41.0500
1960-05-01 43.3700
1960-06-01 40.3500
1960-07-01 44.1200
1960-08-01 45.9900
1960-09-01 40.9900
1960-10-01 43.5000
1960-11-01 37.5100
1960-12-01 32.0800
1961-01-01 29.6200
1961-02-01 26.6400
1961-03-01 38.5800
1961-04-01 37.7600
1961-05-01 39.7300
1961-06-01 36.9100
1961-07-01 40.5200
1961-08-01 46.5600
1961-09-01 40.7000
1961-10-01 36.8600
1961-11-01 40.2800
1961-12-01 35.0600
1962-01-01 31.5000
1962-02-01 32.0200
1962-03-01 46.5000
1962-04-01 43.2800
1962-05-01 51.4300
1962-06-01 43.5900
1962-07-01 43.8900
1962-08-01 50.6700
1962-09-01 41.9800
1962-10-01 44.7800
1962-11-01 40.7200
1962-12-01 35.7700
1963-01-01 36.0900
1963-02-01 34.0100
1963-03-01 40.0500
1963-04-01 40.0700
1963-05-01 54.3800
1963-06-01 54.9400
1963-07-01 49.1700
1963-08-01 53.9200
1963-09-01 44.7600
1963-10-01 54.8700
1963-11-01 41.8500
1963-12-01 37.8400