Serial Numbers
SERIAL NUMBERS TO MANUFACTURE DATE REFERENCE GUIDE
Many of you are curious how to tell the manufacturing date of your watch from the watch serial number located on the movement, or sometimes case. For ease of reference, we have compiled all the serial number references we could find in one convenient place, and will add additional serial number tables as we can. This serial numbers are compiled alphabetically by the watch brand.
Breitling
563,659 or 298,262=1944 ; 568,971 or 313,352=1945 ; 636,508 or 354,255=1946 ; 703,562 or 406,689=1947 ; 717,784 or 417,235=1948 ; 728,724 or 448,094=1949 ; 740,405 or 467,656=1950 ; 769,844 or 498,513=1951 ; 808,457 or 592,543=1952 ; 817,916 or 646,975=1953 ; 832,127 or 660,249=1954 ; 844,124 or 690,038=1955 ; 868,779 or 740,340=1956 ; 889,563 or 861,842=1957 ; 898,830 or 881,068=1958 ; 910,505 or 890,397=1959 ; 922,164 or 903,388=1960 ; 933,064 or 917,614=1961 ; 947,804 or 971,815=1962 ; 963,554 or 995,109=1963 ; 975,998 or 996,459=1964 ; 1,002,735 or 998,199=1965 ; 1,060,399 or 1,000,199=1966 ; 1,122,810 or 1,002,544=1967 ; 1,204582 or 1,002,744=1968 ; 1,262,905 =1969 ; 1,337,826 or 1,002,944=1970 ; 1,356,900 or 1,003,104=1971 ; 1,382,204 or 1,003,154=1972 ; 1,406,567=1973 ; 1,426,970=1974 ; 1,433,373 or 1,003,214=1975 ; 1,439,418 or 1,003,714=1976 ; 1,442,923 or 1,004,084=1977 ; 1,448,465=1978 ;
Bulova
A8=1948 ; A9=1949 ; L1=1951 ; L2=1952 ; L3=1953 ; L4=1954 ; L5=1955 ; L6=1956 ; L7=1957 ; L8=1958 ; L9=1959 ; M0=1960 ; M1=1961 ; M2=1962 ; M3=1963 ; M4=1964 ; M5=1965 ; M6=1966 ; M7=1967 ; M8=1968 ; M9=1969 ; N0=1970 ; N1=1971 ; N2=1972 ; N3=1973 ; N4=1974 ; N5=1975 ; N6=1976 ; N7=1977 ; N8=1978 ; N9=1979 ; P0=1980 ; P1=1981 ; P2=1982 ; P3=1983 ; P4=1984 ; P5=1985 ; P6=1986 ; P7=1987 ; P8=1988 ; P9=1989 ; T0=1990 ; T1=1991 ; T2=1992 ; T3=1993 ; T4=1994 ; T5=1995 ; T6=1996 ; T7=1997 ; T8=1998 ; T9=1999
Elgin
101=1867 ; 30,000=1868 ; 70,000=1869 ; 100,000 =1870 ; 125,000 =1871 ; 150,000=1872 ; 175,000=1873 ; 200,000=1874 ; 300,000=1875 ; 400,000=1876 ; 500,000=1877 ; 550,000=1878 ; 600,000=1879 ; 700,000=1880 ; 800,000=1881 ; 1,000,000=1882 ; 1,400,000=1883 ; 1,600,000=1884 ; 1,800,000=1885 ; 2,000,000=1886 ; 2,500,000=1887 ; 3,000,000=1888 ; 3,500,000=1889 ; 4,000,000=1890 ; 4,440,000=1891 ; 4,880,000=1892 ; 5,000,000=1893 ; 5,500,000=1894 ; 6,000,000=1895 ; 6,500,000=1896 ; 7,000,000=1897 ; 7,500,000=1898 ; 8,000,000=1899 ; 9,000,000=1900 ; 9,300,000=1901 ; 9,750,000=1902 ; 10,000,000=1903 ; 11,000,000=1904 ; 12,000,000=1905 ; 12,500,000=1906 ; 13,000,000=1907 ; 13,500,000=1908 ; 14,000,000=1909 ; 15,000,000=1910 ; 16,000,000=1911 ; 17,000,000=1912 ; 17,500,000=1913 ; 18,000,000=1914 ; 18,500,000=1915 ; 19,000,000=1916 ; 20,000,000=1917 ; 21,000,000=1918 ; 22,000,000=1919 ; 23,000,000=1920 ; 24,000,000=1921 ; 25,000,000=1922 ; 26,000,000=1923 ; 27,000,000=1924 ; 28,000,000=1925 ; 29,000,000=1926 ; 30,000,000=1927 ; 32,000,000=1928 ; 33,000,000=1929 ; 33,300,000=1930 ; 33,500,000=1931 ; 33,700,000=1932 ; 34,000,000=1933 ; 35,000,000=1934 ; 35,500,000=1935 ; 36,000,000=1936 ; 37,000,000=1937 ; 37,500,000=1938 ; 38,000,000=1939 ; 39,000,000=1940 ; 40,000,000=1941 ; 41,000,000=1942 ; 42,000,000=1943 ; 42,500,000=1944 ; 43,000,000=1945 ; 44,000,000=1946 ; 45,000,000=1947 ; 46,000,000=1948 ; 47,000,000=1949 ; 48,000,000=1950 ; 49,000,000=1951 ; 50,000,000=1951 ; 51,000,000=1951 ; 52,000,000=1952 ; 53,500,000=1953 ; 54,000,000=1954 ; 54,500,000=1955 ; 55,000,000=1956
Gruen
9,000=1867 ; 25,001=1868 ; 40,001=1869 ; 50,001=1870 ; 185,001=1871 ; 201,001=1872 ; 325,001=1873 ; 400,001=1874 ; 430,000=1875 ; 480,000=1876 ; 520,000=1877 ; 570,000=1878 ; 625,001=1879 ; 750,000=1880 ; 900,000=1881 ; 1,000,000=1882 ; 1,250,000=1883 ; 1,500,000=1884 ; 1,855,001=1885 ; 2,000,000=1886 ; 2,500,000=1887 ; 3,000,000=1888 ; 3,500,000=1889 ; 4,000,000=1890 ; 4,449,001=1891 ; 4,600,000=1892 ; 5,000,000=1893 ; 5,500,000=1894 ; 6,000,000=1895 ; 6,500,000=1896 ; 7,000,000=1897 ; 7,494,001=1898 ; 8,000,000=1899 ; 9,000,000=1900 ; 9,300,000=1901 ; 9,600,000=1902 ; 10,000,000=1903 ; 11,000,000=1904 ; 12,000,000=1905 ; 12,500,000=1906 ; 13,000,000=1907 ; 13,500,000=1908 ; 14,000,000=1909 ; 15,000,000=1910 ; 16,000,000=1911 ; 17,000,000=1912 ; 17,339,001=1913 ; 18,000,000=1914 ; 18,587,001=1915 ; 19,000,000=1916 ; 20,031,001=1917 ; 21,000,000=1918 ; 22,000,000=1919 ; 23,000,000=1920 ; 24,321,001=1921 ; 25,100,000=1922 ; 26,050,000=1923 ; 27,000,000=1924 ; 28,421,001=1925 ; 29,100,000=1926 ; 30,050,000=1927 ; 31,599,100=1928 ; 32,000,000=1929 ; 32,599,001=1930 ; 33,000,000=1931 ; 33,700,000=1932 ; 34,558,001=1933 ; 35,000,000=1934 ; 35,650,000=1935 ; 36,200,000=1936 ; 36,978,001=1937 ; 37,900,000=1938 ; 38,200,000=1939 ; 39,100,000=1940 ; 40,200,000=1941 ; 41,100,000=1942 ; 42,200,000=1943 ; 42,600,000=1944 ; 43,200,000=1945 ; 44,000,000=1946 ; 45,000,000=1947 ; 46,000,000=1948 ; 47,000,000=1949 ; 48,000,000=1950 ; 50,000,000=1951 ; 52,000,000=1952 ; 53,500,000=1953 ; 54,000,000=1954 ; 54,500,000=1955 ; 55,000,000=1956 ;
Hamilton
1-2,000=1893 ; 5,000=1894 ; 10,000=1895 ; 14=1896 ; 20,000=1897 ; 30,000=1898 ;40,000=1899 ; 50,000=1900 ; 90,000=1901 ; 150,000=1902 ; 260,000=1903 ; 340,000=1904 ; 425,000=1905 ; 590,000=1906 ; 756,000=1907 ; 921,000=1908 ; 1,087,000=1909 ; 1,050,500=1910 ; 1,290,500=1911 ; 1,331,000=1912 ; 1,370,000=1913 ; 1,410,500=1914 ; 1,450,500=1915 ; 1,517,000=1916 ; 1,580,000=1917 ; 1,650,000=1918 ; 1,700,000=1919 ; 1,790,000=1920 ; 1,860,000=1921 ; 1,900,000=1922 ; 1,950,000=1923 ; 2,000,000=1924 ; 2,100,000=1925 ; 2,200,000=1926 ; 2,250,000=1927 ; 2,300,000=1928 ; 2,350,000=1929 ; 2,400,000=1930 ; 2,450,000=1931 ; 2,500,000=1932 ; 2,600,000=1933 ; 2,700,000=1934 ; 2,800,000=1935 ; 2,900,000=1936 ; 3,000,000=1937 ; 3,200,000=1938 ; 3,400,000=1939 ; 3,600,000=1940 ; 3,800,000=1941 ; 4,025,000=1942
Additional Hamilton Serial References
Grade Serial Number Date 979 2900001-2931900 1934-1951 986 2100001-2191300 1922-1926 401 H50001-H57500 1930-1933 987 001-0486300 1937-1948 987E 4025301-4523000 1928-1937 987S SS001-SS87400 1940-1948 980 G101-G669400 1934-1951 980B A001-A8900 1937-1946 H980 HW001-HW1075 1942-1949 980I W001-W1050 1942-1948 982 J1001-J670600 1935-1951 982M M001-M201900 1941-1951 747 Y001-Y453800 1947-1954 748 CY001-CY232000 1948-1954 750 001A-914000A 1949-1954 752 001E-48000E 1951-1954 753 001F-103400F 1951-1954 754 001H-43900H 1952-1954
Illinois
5,000=1872 ; 20,000=1873 ; 50,000=1874 ; 75,000=1875 ; 100,001=1876 ; 145,001=1877 ; 210,001=1878 ; 250,001=1879 ; 300,001=1880 ; 350,001=1881 ; 400,001=1882 ; 450,001=1883 ; 500,001=1884 ; 550,001=1885 ; 600,001=1886 ; 700,001=1887 ; 800,001=1888 ; 900,001=1889 ; 1,000,001=1890 ; 1,040,001=1891 ; 1,080,001=1892 ; 1,120,001=1893 ; 1,160,001=1894 ; 1,220,001=1895 ; 1,250,001=1896 ; 1,290,001=1897 ; 1,330,001=1898 ; 1,370,001=1899 ; 1,410,001=1900 ; 1,450,001=1901 ; 1,500,001=1902 ; 1,650,001=1903 ; 1,700,001=1904 ; 1,800,001=1905 ; 1,840,001=1906 ; 1,900,001=1907 ; 2,100,001=1908 ; 2,150,001=1909 ; 2,200,001=1910 ; 2,300,001=1911 ; 2,400,001=1912 ; 2,500,001=1913 ; 2,600,001=1914 ; 2,700,001=1915 ; 2,800,001=1916 ; 3,000,001=1917 ; 3,200,001=1918 ; 3,400,001=1919 ; 3,600,001=1920 ; 3,700,001=1921 ; 3,900,001=1922 ; 4,000,001=1923 ; 4,500,001=1924 ; 4,700,001=1925 ; 4,800,001=1926 ; 5,000,001=1927 Purchased by Hamilton in 1927 5,100,001=1928 ; 5,200,001=1929 ; 5,400,001=1931 ; 5,500,001=1938 ; 5,600,000=1948
IWC
0-10,000=1880-1886 ; 10,001-50,000=1886-1890 ; 100,000-200,000=1890-1899 ;200,001-300,000=1899-1903 ; 300,001-400,000=1903-1907 ; 400,001-600,000=1907-1913 ; 600,001-800,000=1913-1924 ; 800,001-900,000=1924-1929 ; 900,001-1,000,000=1929-1938 ; 1,000,001-1,100,000=1938-1945 ; 1,100,001-1,500,000=1945-1960 ; 1,500,001–2 ,000,000=1960-1972 ; 1,500,001-2,000,000=1960-1972
Omega
1,000,000=1895 ; 1,150,000=1896 ; 1,300,000=1897 ; 1,450,000=1898 ; 1,600,000=1899 ; 1,750,000=1900 ; 1,900,000=1901 ; 2,000,000=1902 ; 2,150,000=1903 ; 2,300,000=1904 ; 2,450,000=1905 ; 2,600,000=1906 ; 2,750,000=1907 ; 3,000,000=1908 ; 3,250,000=1909 ; 3,500,000=1910 ; 3,750,000=1911 ; 4,000,000=1912 ;4,250,000=1913 ; 4,500,000=1914 ; 4,750,000=1915 ; 5,000,000=1916 ; 5,150,000=1917 ; 5,300,000=1918 ; 5,450,000=1919 ; 5,600,000=1920 ; 5,750,000=1921 ;5,900,000=1922 ; 6,000,000=1923 ; 6,150,000=1924 ; 6,300,000=1925 ; 6,500,000=1926 ; 6,650,000=1927 ; 6,800,000=1928 ; 7,000,000=1929 ; 7,100,000=1930 ; 7,250,000=1931 ; 7,500,000=1932 ; 7,650,000=1933 ; 7,750,000=1934 ; 8,000,000=1935 ; 8,250,000=1936 ; 8,500,000=1937 ; 8,750,000=1938 ; 9,000,000=1939 ; 9,200,000=1940 ; 9,400,000=1941 ; 9,600,000=1942 ; 9,800,000=1943 ; 10,000,000=1944 ; 10,300,000=1945 ; 10,600,000=1946 ; 11,000,000=1947 ; 11,300,000=1948 ; 11,600,000=1949 ; 12,000,000=1950 ; 12,500,000=1951 ; 13,000,000=1952 ; 13,500,000=1953 ; 14,000,000=1954 ; 14,500,000=1955 ; 15,000,000=1956 ; 15,500,000=1957 ; 16,000,000=1958 ; 16,700,000=1959 ; 17,400,000=1960 ; 18,000,000=1961 ; 19,000,000=1962 ; 20,000,000=1963 ; 21,000,000=1964 ; 22,000,000=1965 ; 23,500,000=1966 ; 25,000,000=1967 ; 26,000,000=1968 ; 27,000,000=1969 ; 29,000,000=1970
Longines
20,000=1870 ; 36,000=1871 ; 52,000=1872 ; 68,000=1873 ; 84,000=1874 ; 100,000=1875 ; 121,425=1876 ; 142,850=1877 ; 164,275=1878 ; 185,700=1879 ; 207,125=1880 ; 228,550=1881 ; 250,000=1882 ; 291,670=1883 ; 333,340=1884 ; 375,010=1885 ; 416,680=1886 ; 458,350=1887 ; 500,000=1888 ; 550,000=1889 ; 600,000=1890 ; 650,000=1891 ; 700,000=1892 ; 750,000=1893 ; 791,100=1894 ; 832,766=1895 ; 874,432=1896 ; 916,098=1897 ; 957,764=1898 ; 999,430=1899 ; 1,124,715=1900 ; 1,250,000=1901 ; 2,083,333=1902 ; 2,916,666=1903 ; 1,500,000=1904 ; 1,750,000=1905 ; 1,850,000=1906 ; 1,950,000=1907 ; 2,100,000=1908 ; 2,250,000=1909 ; 2,375,000=1910 ; 2,500,000=1911 ; 2,750,000=1912 ; 2,900,000=1913 ; 3,075,000=1914 ; 3,250,000=1915 ; 3,375,000=1916 ; 3,500,000=1917 ; 3,625,000=1918 ; 3,750,000=1919 ; 3,815,217=1920 ; 3,880,434=1921 ; 3,945,651=1922 ; 4,047,100=1923 ; 4,148,549=1924 ; 4,250,000=1925 ; 4,500,000=1926 ; 4,625,000=1927 ; 4,750,000=1928 ; 4,886,360=1929 ; 4,959,088=1930 ; 5,031,816=1931 ; 5,104,544=1932 ; 5,177,272=1933 ; 5,250,000=1934 ; 5,333,330=1935 ; 5,416,660=1936 ; 5,500,000=1937 ; 5,750,000=1938 ; 5,850,000=1939 ; 5,950,000=1940 ; 6,140,900=1941 ; 6,331,800=1942 ; 6,522,700=1943 ; 6,713,600=1944 ; 6,904,500=1945 ; 7,106,750=1946 ; 7,309,000=1947 ; 7,511,250=1948 ; 7,713,500=1949 ; 7,915,750=1950 ; 8,225,535=1951 ; 8,535,320=1952 ; 8,845,105=1953 ; 9,183,125=1954 ; 9,521,145=1955 ; 9,859,165=1956 ; 10,201,415=1957 ; 10,543,665=1958 ; 10,885,915=1959 ; 11,211,988=1960 ; 11,538,061=1961 ; 11,864,134=1962 ; 12,116,548=1963 ; 12,368,962=1964 ; 12,621,376=1965 ; 12,873,790=1966 ; 13,839,112=1967 ; 14,834,158=1968
Patek Philippe
1-1,200=1840-1845 ; 72,641-85,364=1885-1890 ; 1,200-3,739=1845-1850 ; 85,365-101,231=1890-1895 ; 3,740-7,825=1850-1855 ; 101,232-111,800=1895-1900 ; 7,826-14,499=1855-1860 ; 111,801-124,475=1900-1905 ; 14,500-22,798=1860-1865 ; 124,476-153,938=1905-1910 ; 22,799-36,130=1865-1870 ; 153,939-174,240=1910-1915 ; 36,131-47,611=1870-1875 ; 174,241- 193,780=1915-1920 ; 47,612-55,769=1875-1880 ; 55,770-72,640=1880-1885 ; 193,781-202,195=1920-1925 -- Changed to new series -- 802,196-804,121=1920-1925 ; 861,500-863,488=1940-1945 ; 804,122-820,750=1925-1930 ; 863,489-864,997=1945-1950 ; 820,751-824,822=1930-1935 ; 865,000-865,892=1939-1945 ; 824,823-826,999=1935-1940 ; 865,893-866,208=1945-1950 ; 871,385-871,499=1945-1950 ; 882,553-882,620=1955-1960 ; 871,500-871,646=1948-1955 ; 882,621-882,723=1960-1965 ; 871,647-871,726=1955-1960 ; 891,623-892,126=1950-1955 ; 871,727-872,850=1960-1966 ; 892,127-892,567=1955-1960 ; 892,568-893,310=1960-1969 ; 1,250,000-1,350,000=1970-1979 ; 1,450,000-1,600,000=1980-1985 ; 1,600,001-1,850,000=1986-1900 ; 1,850,000=1990s
Rolex
25,000=1925 ; 27,500=1926 ; 30,500=1927 ; 33,000=1928 ; 35,500=1929 ; 38,000=1930 ; 40,000=1931 ; 43,000=1932 ; 49,000=1933 ; 55,000=1934 ; 62,000=1935 ; 82,000=1936 ; 98,000=1937 ; 118,000=1938 ; 136,000=1939 ; 165,000=1940 ; 194,000=1941 ; 224,000=1942 ; 253,000=1943 ; 284,000=1944 ; 348,000=1945 ; 415,000=1946 ; 480,000=1947 ; 543,000=1948 ; 608,000=1949 ; 673,000=1950 ; 735,000=1951 ; 804,000=1952 ; 869,000=1953 ; 935,000=1954 ; 1,010,000=1955 ; 1,095,000=1956 ; 1,167,000=1957 ; 1,245,000=1958 ; 1,323,000=1959 ; 1,401,000=1960 ; 1,485,000=1961 ; 1,555,000=1962 ; 1,635,000=1963 ; 1,715,000=1964 ; 1,790,000=1965 ; 1,870,000=1966 ; 2,165,000=1967 ; 2,425,000=1968 ; 2,690,000=1969 ; 2,950,000=1970 ; 3,215,000=1971 ; 3,480,000=1972 ; 3,740,000=1973 ; 4,000,000=1974 ; 4,260,000=1975 ; 4,530,000=1976 ; 5,000,000=1977 ; 5,480,000=1978 ; 5,960,000=1979 ; 6,430,000=1980 ; 6,900,000=1981 ; 7,380,000=1982 ; 7,860,000=1983 ; 8,340,000=1984 ; 8,810,000=1985 ; 9,300,000=1986 ; 9,760,000=1987 ; R999999=1988 ; L000001=1989 ; L999999=1990
Tissot
1-3,056=1853-1856 ; 3,057-19,905=1857-1870 ; 19,906-36,187=1871-1875 ; 36,188-51,101=1876-1880 ; 51,102-79,299=1881-1885 ; 79,300-96,836=1886-1890 ; 96,837-100,200=1891-1896 ; 10,960-51,325=1897-1906 ; 51,326-58,206=1907-1910 ; 58,207-83,778=1911-1912 ; 83,779-112,866=1913-1916 ; 112,867-139,446=1917-1918 ; 139,447-201,644=1919-1920 ; 201,645-250,622=1921-1922 ; 250,623-290,984=1923-1924 ; 290,985-365,000=1925-1926 ; 365,001-434,500=1927-1928 ; 434,501-465,400=1929-1930 ; 465,401-511,700=1931-1933 ; 511,701-727,500=1934-1936 ; 727,501-1,052,800=1937-1939 1,052,801-1,128,616=1940 ; 1,128,617-1,188,976=1941 ; 1,188,977-1,324,418=1942 ; 1,324,419-1,450,276=1943 ; 1,450,277-1,549,720=1944 ; 1,549,721-1,675,720=1945 ; 1,675,721-1,746,530=1946 ; 1,746,531-1,940,110=1947 ; 1,940,111-2,140,000=1948 ; 2,140,001-2,293,210=1949 ; 2,293,211-2,432,999=1950 ; 2,433,000-2,621,999=1951 ; 2,622,000-2,810,999=1952 ; 2,811,000-3,118,999=1953 ; 3,119,000-3,289,999=1954 ; 3,290,000-3,476,999=1955 ; 3,477,000-3,713,999=1956 ; 3,714,000-3,999,999=1957 ; 4,000,000-4,334,999=1958 ; 4,335,000-4,559,999=1959 ; 4,560,000-4,867,999=1960 ; 4,868,000-5,197,999=1961 ; 5,198,000-5,932,999=1962 ; 5,933,000-6,498,999=1963 ; 6,499,000-7,039,999=1964 ; 7,040,000-8,280,999=1965 ; 8,281,000-8,864,999=1966 ; 8,865,000-9,910,999=1967 ; 9,911,000-10,492,999=1968 ; 10,493,000-11,594,999=1969 ; 11,595,000-13,046,119=1970 ; 13,046,120-13,996,999=1971 ; 13,997,000-16,173,999=1972 16,174,000-16,811,999=1973 ; 16,812,000-18,902,999=1974 ; 18,903,000-19,397,999=1975 ; 19,398,000-20,030,999=1976 ; 20,031,000-21,093=1977 ; 21,094-21,515=1978 ; 21,516-22,097=1979 ; 22,098-22,857=1980 ; 22,858-23,238=1981 ; 23,239-23,596=1982 ; 23,597-23,905=1983 ;
Waltham
50=1852 ; 400=1853 ; 1,000=1854 ; 2,500=1855 ; 4,000=1856 ; 6,000=1857 ; 10,000=1858 ; 15,000=1859 ; 20,000=1860 ; 30,000=1861 ; 45,000=1862 ; 65,000=1863 ; 110,000=1864 ; 180,000=1865 ; 260,000=1866 ; 330,000=1867 ; 410,000=1868 ; 460,000=1869 ; 500,000=1870 ; 540,000=1871 ; 590,000=1872 ; 680,000=1873 ; 730,000=1874 ; 810,000=1875 ; 910,000=1876 ; 1,000,000=1877 ; 1,150,000=1878 ; 1,350,000=1879 ; 1,500,000=1880 ; 1,670,000=1881 ; 1,835,000=1882 ; 2,000,000=1883 ; 2,350,000=1884 ; 2,650,000=1885 ; 3,000,000=1886 ; 3,400,000=1887 ; 3,800,000=1888 ; 4,200,000=1889 ; 4,700,000=1890 ; 5,200,000=1891 ; 5,800,000=1892 ;6,300,000=1893 ; 6,700,000=1894 ; 7,100,000=1895 ; 7,450,000=1896 ; 8,100,000=1897 ; 8,400,000=1898 ; 9,000,000=1899 ; 9,500,000=1900 ; 10,200,000=1901 ; 11,100,000=1902 ; 12,100,000=1903 ; 13,500,000=1904 ; 14,300,000=1905 ; 14,700,000=1906 ; 15,500,000=1907 ; 16,400,000=1908 ; 17,600,000=1909 ; 17,900,000=1910 ; 18,100,000=1911 ; 18,200,000=1912 ; 18,900,000=1913 ; 19,500,000=1914 ; 20,000,000=1915 ; 20,500,000=1916 ; 20,900,000=1917 ; 21,800,000=1918 ; 22,500,000=1919 ; 23,400,000=1920 ; 23,900,000=1921 ; 24,100,000=1922 ; 24,300,000=1923 ; 24,550,000=1924 ; 24,800,000=1925 ; 25,200,000=1926 ; 26,100,000=1927 ; 26,400,000=1928 ; 26,900,000=1929 ; 27,100,000=1930 ; 27,300,000=1931 ; 27,550,000=1932 ; 27,750,000=1933 ; 28,100,000=1934 ; 28,600,000=1935 ; 29,100,000=1936 ; 29,400,000=1937 ; 29,750,000=1938 ; 30,050,000=1939 ;30,250,000=1940 ; 30,750,000=1941 ; 31,050,000=1942 ; 31,400,000=1943 ; 31,700,000=1944 ; 32,100,000=1945 ; 32,350,000=1946 ; 32,750,000=1947 ; 33,100,000=1948 ; 33,500,000=1949 ; 33,560,000=1950 ; 33,600,000=1951 ; 33,700,000=1952 ; 33,800,000=1953 ; 34,100,000=1954 ; 34,450,000=1955 ; 34,700,000=1956 ; 35,000,000=1957