Monthly Millions Of Manhours
1947-01-01 2078.00
1947-02-01 2046.00
1947-03-01 2052.00
1947-04-01 2041.00
1947-05-01 2074.00
1947-06-01 2093.00
1947-07-01 2108.00
1947-08-01 2133.00
1947-09-01 2127.00
1947-10-01 2140.00
1947-11-01 2119.00
1947-12-01 2149.00
1948-01-01 2102.00
1948-02-01 2087.00
1948-03-01 2111.00
1948-04-01 2132.00
1948-05-01 2118.00
1948-06-01 2179.00
1948-07-01 2211.00
1948-08-01 2235.00
1948-09-01 2169.00
1948-10-01 2153.00
1948-11-01 2167.00
1948-12-01 2170.00
1949-01-01 2087.00
1949-02-01 2072.00
1949-03-01 2066.00
1949-04-01 2064.00
1949-05-01 2062.00
1949-06-01 2074.00
1949-07-01 2078.00
1949-08-01 2137.00
1949-09-01 2120.00
1949-10-01 2108.00
1949-11-01 2124.00
1949-12-01 2129.00
1950-01-01 2067.00
1950-02-01 2080.00
1950-03-01 2087.00
1950-04-01 2093.00
1950-05-01 2125.00
1950-06-01 2177.00
1950-07-01 2206.00
1950-08-01 2286.00
1950-09-01 2231.00
1950-10-01 2206.00
1950-11-01 2218.00
1950-12-01 2220.00
1951-01-01 2181.00
1951-02-01 2176.00
1951-03-01 2214.00
1951-04-01 2208.00
1951-05-01 2244.00
1951-06-01 2230.00
1951-07-01 2298.00
1951-08-01 2319.00
1951-09-01 2253.00
1951-10-01 2236.00
1951-11-01 2230.00
1951-12-01 2261.00
1952-01-01 2202.00
1952-02-01 2206.00
1952-03-01 2198.00
1952-04-01 2192.00
1952-05-01 2240.00
1952-06-01 2255.00
1952-07-01 2262.00
1952-08-01 2305.00
1952-09-01 2288.00
1952-10-01 2273.00
1952-11-01 2304.00
1952-12-01 2332.00
1953-01-01 2265.00
1953-02-01 2262.00
1953-03-01 2279.00
1953-04-01 2265.00
1953-05-01 2279.00
1953-06-01 2318.00
1953-07-01 2337.00
1953-08-01 2361.00
1953-09-01 2301.00
1953-10-01 2294.00
1953-11-01 2290.00
1953-12-01 2275.00
1954-01-01 2202.00
1954-02-01 2189.00
1954-03-01 2183.00
1954-04-01 2198.00
1954-05-01 2189.00
1954-06-01 2215.00
1954-07-01 2223.00
1954-08-01 2263.00
1954-09-01 2214.00
1954-10-01 2220.00
1954-11-01 2258.00
1954-12-01 2262.00
1955-01-01 2208.00
1955-02-01 2225.00
1955-03-01 2229.00
1955-04-01 2232.00
1955-05-01 2271.00
1955-06-01 2291.00
1955-07-01 2366.00
1955-08-01 2391.00
1955-09-01 2351.00
1955-10-01 2346.00
1955-11-01 2360.00
1955-12-01 2386.00
1956-01-01 2328.00
1956-02-01 2304.00
1956-03-01 2314.00
1956-04-01 2337.00
1956-05-01 2354.00
1956-06-01 2396.00
1956-07-01 2435.00
1956-08-01 2468.00
1956-09-01 2418.00
1956-10-01 2434.00
1956-11-01 2415.00
1956-12-01 2421.00
1957-01-01 2335.00
1957-02-01 2343.00
1957-03-01 2361.00
1957-04-01 2369.00
1957-05-01 2370.00
1957-06-01 2418.00
1957-07-01 2443.00
1957-08-01 2460.00
1957-09-01 2414.00
1957-10-01 2396.00
1957-11-01 2380.00
1957-12-01 2372.00
1958-01-01 2278.00
1958-02-01 2258.00
1958-03-01 2272.00
1958-04-01 2271.00
1958-05-01 2312.00
1958-06-01 2341.00
1958-07-01 2362.00
1958-08-01 2397.00
1958-09-01 2384.00
1958-10-01 2391.00
1958-11-01 2376.00
1958-12-01 2388.00
1959-01-01 2326.00
1959-02-01 2310.00
1959-03-01 2345.00
1959-04-01 2378.00
1959-05-01 2408.00
1959-06-01 2447.00
1959-07-01 2479.00
1959-08-01 2508.00
1959-09-01 2446.00
1959-10-01 2453.00
1959-11-01 2420.00
1959-12-01 2448.00
1960-01-01 2376.00
1960-02-01 2378.00
1960-03-01 2376.00
1960-04-01 2437.00
1960-05-01 2461.00
1960-06-01 2506.00
1960-07-01 2522.00
1960-08-01 2535.00
1960-09-01 2484.00
1960-10-01 2487.00
1960-11-01 2448.00
1960-12-01 2442.00
1961-01-01 2387.00
1961-02-01 2386.00
1961-03-01 2409.00
1961-04-01 2417.00
1961-05-01 2443.00
1961-06-01 2500.00
1961-07-01 2513.00
1961-08-01 2526.00
1961-09-01 2473.00
1961-10-01 2512.00
1961-11-01 2492.00
1961-12-01 2494.00
1962-01-01 2389.00
1962-02-01 2442.00
1962-03-01 2455.00
1962-04-01 2475.00
1962-05-01 2524.00
1962-06-01 2574.00
1962-07-01 2584.00
1962-08-01 2605.00
1962-09-01 2568.00
1962-10-01 2556.00
1962-11-01 2530.00
1962-12-01 2546.00
1963-01-01 2469.00
1963-02-01 2480.00
1963-03-01 2500.00
1963-04-01 2537.00
1963-05-01 2568.00
1963-06-01 2613.00
1963-07-01 2641.00
1963-08-01 2642.00
1963-09-01 2601.00
1963-10-01 2601.00
1963-11-01 2595.00
1963-12-01 2589.00
1964-01-01 2485.00
1964-02-01 2544.00
1964-03-01 2574.00
1964-04-01 2618.00
1964-05-01 2644.00
1964-06-01 2664.00
1964-07-01 2710.00
1964-08-01 2708.00
1964-09-01 2616.00
1964-10-01 2653.00
1964-11-01 2663.00
1964-12-01 2670.00
1965-01-01 2617.00
1965-02-01 2621.00
1965-03-01 2647.00
1965-04-01 2664.00
1965-05-01 2711.00
1965-06-01 2751.00
1965-07-01 2818.00
1965-08-01 2825.00
1965-09-01 2754.00
1965-10-01 2757.00
1965-11-01 2755.00
1965-12-01 2778.00
1966-01-01 2699.00
1966-02-01 2711.00
1966-03-01 2737.00
1966-04-01 2763.00
1966-05-01 2786.00
1966-06-01 2871.00
1966-07-01 2920.00
1966-08-01 2938.00