Quarter	Per Cent Of Sales (Cents Per Dollar Of Sales)
1947-01-01	11.4000
1947-04-01	10.1000
1947-07-01	9.60000
1947-10-01	9.10000
1948-01-01	10.5000
1948-04-01	10.1000
1948-07-01	10.0000
1948-10-01	9.90000
1949-01-01	8.90000
1949-04-01	7.50000
1949-07-01	8.50000
1949-10-01	8.30000
1950-01-01	9.10000
1950-04-01	10.8000
1950-07-01	12.5000
1950-10-01	13.9000
1951-01-01	12.4000
1951-04-01	11.7000
1951-07-01	10.5000
1951-10-01	10.1000
1952-01-01	9.90000
1952-04-01	9.20000
1952-07-01	8.90000
1952-10-01	8.60000
1953-01-01	10.0000
1953-04-01	10.4000
1953-07-01	9.60000
1953-10-01	6.70000
1954-01-01	8.40000
1954-04-01	8.90000
1954-07-01	8.20000
1954-10-01	8.20000
1955-01-01	9.90000
1955-04-01	10.6000
1955-07-01	10.2000
1955-10-01	10.3000
1956-01-01	10.2000
1956-04-01	10.3000
1956-07-01	9.00000
1956-10-01	9.30000
1957-01-01	9.70000
1957-04-01	9.40000
1957-07-01	8.50000
1957-10-01	7.60000
1958-01-01	6.40000
1958-04-01	6.80000
1958-07-01	7.70000
1958-10-01	8.60000
1959-01-01	8.90000
1959-04-01	10.2000
1959-07-01	8.20000
1959-10-01	7.90000
1960-01-01	8.70000
1960-04-01	8.40000
1960-07-01	7.60000
1960-10-01	7.10000
1961-01-01	6.50000
1961-04-01	8.00000
1961-07-01	7.70000
1961-10-01	8.50000
1962-01-01	8.00000
1962-04-01	8.60000
1962-07-01	7.90000
1962-10-01	8.20000
1963-01-01	7.70000
1963-04-01	9.00000
1963-07-01	8.30000
1963-10-01	8.90000
1964-01-01	8.60000
1964-04-01	9.50000
1964-07-01	8.70000
1964-10-01	8.80000
1965-01-01	9.30000
1965-04-01	9.90000
1965-07-01	9.10000
1965-10-01	9.50000
1966-01-01	9.50000
1966-04-01	9.90000
1966-07-01	8.90000
1966-10-01	9.00000
1967-01-01	8.30000
1967-04-01	8.70000
1967-07-01	7.80000
1967-10-01	8.40000
1968-01-01	8.40000
1968-04-01	9.30000
1968-07-01	8.50000
1968-10-01	8.90000
1969-01-01	8.60000
1969-04-01	9.00000
1969-07-01	8.10000