Monthly Hours Per Week
1941-06-01 43.9000
1941-07-01 42.8000
1941-08-01 42.8000
1941-09-01 43.7000
1941-10-01 44.0000
1941-11-01 43.6000
1941-12-01 43.9000
1942-01-01 43.1000
1942-02-01 43.7000
1942-03-01 43.7000
1942-04-01 44.4000
1942-05-01 45.0000
1942-06-01 44.7000
1942-07-01 42.7000
1942-08-01 43.9000
1942-09-01 44.0000
1942-10-01 46.0000
1942-11-01 45.7000
1942-12-01 44.4000
1943-01-01 45.7000
1943-02-01 45.3000
1943-03-01 45.7000
1943-04-01 46.5000
1943-05-01 46.4000
1943-06-01 46.9000
1943-07-01 46.5000
1943-08-01 47.0000
1943-09-01 45.5000
1943-10-01 46.5000
1943-11-01 47.0000
1943-12-01 46.6000
1944-01-01 46.4000
1944-02-01 46.5000
1944-03-01 46.5000
1944-04-01 46.1000
1944-05-01 46.9000
1944-06-01 47.0000
1944-07-01 44.4000
1944-08-01 46.8000
1944-09-01 44.8000
1944-10-01 46.2000
1944-11-01 46.1000
1944-12-01 46.3000
1945-01-01 46.0000
1945-02-01 45.6000
1945-03-01 45.6000
1945-04-01 45.6000
1945-05-01 45.1000
1945-06-01 46.2000
1945-07-01 46.3000
1945-08-01 45.9000
1945-09-01 41.4000
1945-10-01 43.7000
1945-11-01 43.5000
1945-12-01 43.4000
1946-01-01 43.7000
1946-02-01 43.0000
1946-03-01 43.0000
1946-04-01 42.9000
1946-05-01 42.6000
1946-06-01 43.0000
1946-07-01 43.5000
1946-08-01 43.3000
1946-09-01 43.2000
1946-10-01 42.7000
1946-11-01 42.6000
1946-12-01 42.8000
1947-01-01 42.6000
1947-02-01 42.2000
1947-03-01 42.2000
1947-04-01 42.0000
1947-05-01 42.2000
1947-06-01 42.4000
1947-07-01 42.4000
1947-08-01 42.4000
1947-09-01 42.6000
1947-10-01 42.4000
1947-11-01 42.0000
1947-12-01 42.3000
1948-01-01 42.2000
1948-02-01 41.6000
1948-03-01 42.0000
1948-04-01 42.1000
1948-05-01 41.9000
1948-06-01 42.3000
1948-07-01 40.3000
1948-08-01 42.6000
1948-09-01 38.9000
1948-10-01 41.9000
1948-11-01 41.2000
1948-12-01 41.9000
1949-01-01 41.5000
1949-02-01 41.5000
1949-03-01 41.3000
1949-04-01 41.5000
1949-05-01 41.7000
1949-06-01 41.8000
1949-07-01 39.2000
1949-08-01 41.8000
1949-09-01 37.9000
1949-10-01 41.3000
1949-11-01 40.0000
1949-12-01 41.3000
1950-01-01 40.9000
1950-02-01 41.1000
1950-03-01 41.2000
1950-04-01 40.8000
1950-05-01 41.3000
1950-06-01 41.8000
1950-07-01 37.7000
1950-08-01 42.3000
1950-09-01 37.1000
1950-10-01 41.5000
1950-11-01 41.1000
1950-12-01 41.2000
1951-01-01 41.3000
1951-02-01 41.2000
1951-03-01 41.3000
1951-04-01 41.5000
1951-05-01 41.9000
1951-06-01 41.7000
1951-07-01 42.3000
1951-08-01 42.4000
1951-09-01 38.1000
1951-10-01 41.4000
1951-11-01 41.2000
1951-12-01 41.5000
1952-01-01 41.3000
1952-02-01 41.3000
1952-03-01 41.1000
1952-04-01 41.0000
1952-05-01 41.5000
1952-06-01 41.7000
1952-07-01 41.6000
1952-08-01 41.9000
1952-09-01 42.0000
1952-10-01 41.8000
1952-11-01 41.7000
1952-12-01 41.9000
1953-01-01 41.2000
1953-02-01 40.9000
1953-03-01 41.0000
1953-04-01 41.1000
1953-05-01 41.2000
1953-06-01 41.8000
1953-07-01 41.8000
1953-08-01 42.0000
1953-09-01 38.4000
1953-10-01 41.4000
1953-11-01 40.6000
1953-12-01 41.4000
1954-01-01 40.8000
1954-02-01 40.5000
1954-03-01 40.5000
1954-04-01 40.6000
1954-05-01 40.6000
1954-06-01 41.0000
1954-07-01 36.4000
1954-08-01 41.1000
1954-09-01 36.4000
1954-10-01 40.6000
1954-11-01 39.8000
1954-12-01 41.0000
1955-01-01 40.5000
1955-02-01 40.7000
1955-03-01 40.8000
1955-04-01 40.4000
1955-05-01 40.9000
1955-06-01 40.9000
1955-07-01 41.5000
1955-08-01 41.5000
1955-09-01 41.5000
1955-10-01 41.1000
1955-11-01 40.9000
1955-12-01 41.1000
1956-01-01 40.8000
1956-02-01 40.5000
1956-03-01 40.5000
1956-04-01 40.7000
1956-05-01 40.7000
1956-06-01 41.2000
1956-07-01 41.5000
1956-08-01 41.7000
1956-09-01 41.4000
1956-10-01 41.4000
1956-11-01 41.0000
1956-12-01 40.9000
1957-01-01 40.5000
1957-02-01 40.4000
1957-03-01 40.4000
1957-04-01 40.5000
1957-05-01 40.5000
1957-06-01 41.0000
1957-07-01 41.1000
1957-08-01 41.3000
1957-09-01 40.8000
1957-10-01 40.5000
1957-11-01 40.3000
1957-12-01 40.2000
1958-01-01 39.8000
1958-02-01 39.5000
1958-03-01 39.7000
1958-04-01 39.6000
1958-05-01 40.0000
1958-06-01 40.3000
1958-07-01 40.4000
1958-08-01 40.8000
1958-09-01 40.8000
1958-10-01 40.6000
1958-11-01 40.3000
1958-12-01 40.4000
1959-01-01 40.1000
1959-02-01 39.8000
1959-03-01 40.0000
1959-04-01 40.2000
1959-05-01 40.4000
1959-06-01 40.7000
1959-07-01 40.8000
1959-08-01 41.2000
1959-09-01 40.7000
1959-10-01 40.4000
1959-11-01 40.3000
1959-12-01 40.2000
1960-01-01 40.0000
1960-02-01 39.7000
1960-03-01 39.8000
1960-04-01 40.1000
1960-05-01 40.1000
1960-06-01 40.6000
1960-07-01 40.8000
1960-08-01 41.0000
1960-09-01 40.6000
1960-10-01 40.6000
1960-11-01 39.8000
1960-12-01 40.0000
1961-01-01 39.9000
1961-02-01 39.8000
1961-03-01 39.8000
1961-04-01 39.8000
1961-05-01 39.9000
1961-06-01 40.3000
1961-07-01 40.5000
1961-08-01 40.6000
1961-09-01 40.3000
1961-10-01 40.6000
1961-11-01 40.1000
1961-12-01 40.2000
1962-01-01 39.4000
1962-02-01 39.9000
1962-03-01 39.9000
1962-04-01 40.0000
1962-05-01 40.2000
1962-06-01 40.7000
1962-07-01 40.7000
1962-08-01 40.7000
1962-09-01 40.7000
1962-10-01 40.3000
1962-11-01 40.1000
1962-12-01 40.1000
1963-01-01 40.0000
1963-02-01 39.8000
1963-03-01 39.8000
1963-04-01 40.0000
1963-05-01 40.2000
1963-06-01 40.6000
1963-07-01 40.7000
1963-08-01 40.6000
1963-09-01 40.5000
1963-10-01 40.3000
1963-11-01 40.2000
1963-12-01 40.1000
1964-01-01 39.3000
1964-02-01 39.7000
1964-03-01 39.9000
1964-04-01 40.0000
1964-05-01 40.0000
1964-06-01 40.3000
1964-07-01 40.7000
1964-08-01 40.6000
1964-09-01 39.9000
1964-10-01 40.2000
1964-11-01 40.2000
1964-12-01 40.1000
1965-01-01 40.1000
1965-02-01 39.9000
1965-03-01 40.0000
1965-04-01 40.0000
1965-05-01 40.3000
1965-06-01 40.4000
1965-07-01 40.7000
1965-08-01 40.9000
1965-09-01 40.7000
1965-10-01 40.4000
1965-11-01 40.1000
1965-12-01 40.2000
1966-01-01 39.9000
1966-02-01 39.9000
1966-03-01 40.1000
1966-04-01 40.1000
1966-05-01 40.1000
1966-06-01 40.7000
1966-07-01 40.9000
1966-08-01 41.0000
1966-09-01 40.5000
1966-10-01 40.3000
1966-11-01 39.7000
1966-12-01 39.8000
1967-01-01 39.9000
1967-02-01 39.6000
1967-03-01 39.7000
1967-04-01 39.7000
1967-05-01 39.8000
1967-06-01 40.3000
1967-07-01 40.5000
1967-08-01 40.8000
1967-09-01 40.5000
1967-10-01 39.9000
1967-11-01 39.8000
1967-12-01 39.9000
1968-01-01 39.2000
1968-02-01 39.6000
1968-03-01 39.9000
1968-04-01 39.4000
1968-05-01 39.7000
1968-06-01 40.2000
1968-07-01 40.5000
1968-08-01 40.7000
1968-09-01 40.5000
1968-10-01 40.1000
1968-11-01 39.7000
1968-12-01 39.5000
1969-01-01 39.4000
1969-02-01 38.7000
1969-03-01 39.5000
1969-04-01 39.5000
1969-05-01 39.7000
1969-06-01 40.1000
1969-07-01 40.3000
1969-08-01 40.4000
1969-09-01 40.2000
1969-10-01 39.5000
1969-12-01 39.6000