Excel
YearNumber Of Papers
2026 0
2025 0
2024 0
2023 0
2022 0
2021 4
2020 289
2019 303
2018 278
2017 382
2016 366
2015 382
2014 349
2013 386
2012 330
2011 442
2010 442
2009 390
2008 428
2007 481
2006 484
2005 467
2004 431
2003 485
2002 475
2001 444
2000 478
1999 444
1998 440
1997 458
1996 454
1995 464
1994 440
1993 398
1992 415
1991 428
1990 390
1989 364
1988 337
1987 313
1986 258
1985 253
1984 261
1983 265
1982 241
1981 178
1980 155
1979 157
1978 146
1977 147
1976 164
1975 145
1974 108
1973 89
1972 89
1971 79
1970 56
1969 63
1968 56
1967 35
1966 26
1965 33
1964 35
1963 17
1962 17
1961 9
1960 18
1959 11
1958 10
1957 7
1956 10
1955 14
1954 13
1953 8
1952 7
1951 12
1950 8
1949 7
1948 7
1947 4
1946 6
1945 3
1944 0
1943 0
1942 0
1941 0
1940 0
1939 0
1938 0
1937 0
1936 0
1935 0
1934 0
1933 2
1932 0
1931 0
1930 1
1929 0
1928 0
1927 0
1926 0
1925 0
1924 0
1923 0
1922 0
1921 0
1920 0
1919 0
1918 0
1917 0
1916 0
1915 0
1914 0
1913 0
1912 0
1911 0
1910 0
1909 0
1908 0
1907 0
1906 0
1905 0
1904 0
1903 0
1902 0
1901 0
1900 0
1899 0
1898 0
1897 0
1896 0
1895 0
1894 0
1893 0
1892 0
1891 0
1890 0
1889 0
1888 0
1887 0
1886 0
1885 0
1884 0
1883 0
1882 0
1881 0
1880 0
1879 0
1878 0
1877 0
1876 0
1875 0
1874 0
1873 0
1872 0
1871 0
1870 0
1869 0
1868 0
1867 0
1866 0
1865 0
1864 0
1863 0
1862 0
1861 0
1860 0
1859 0
1858 0
1857 0
1856 0
1855 0
1854 0
1853 0
1852 0
1851 0
1850 0
1849 0
1848 0
1847 0
1846 0
1845 0
1844 0
1843 0
1842 0
1841 0
1840 0
1839 0
1838 0
1837 0
1836 0
1835 0
1834 0
1833 0
1832 0
1831 0
1830 0
1829 0
1828 0
1827 0
1826 0
1825 0
1824 0
1823 0
1822 0
1821 0
1820 0
1819 0
1818 0
1817 0
1816 0
1815 0
1814 0
1813 0
1812 0
1811 0
1810 0
1809 0
1808 0
1807 0
1806 0
1805 0
1804 0
1803 0
1802 0
1801 0