Excel
YearNumber Of Papers
2026 0
2025 0
2024 0
2023 0
2022 0
2021 0
2020 0
2019 0
2018 0
2017 149
2016 423
2015 442
2014 388
2013 373
2012 297
2011 276
2010 274
2009 255
2008 245
2007 225
2006 246
2005 196
2004 184
2003 215
2002 186
2001 153
2000 150
1999 127
1998 121
1997 129
1996 117
1995 97
1994 89
1993 99
1992 94
1991 103
1990 135
1989 81
1988 102
1987 85
1986 104
1985 110
1984 97
1983 115
1982 84
1981 72
1980 81
1979 57
1978 88
1977 81
1976 62
1975 77
1974 60
1973 49
1972 43
1971 40
1970 33
1969 31
1968 30
1967 24
1966 22
1965 18
1964 18
1963 14
1962 8
1961 8
1960 6
1959 6
1958 8
1957 6
1956 7
1955 7
1954 6
1953 3
1952 6
1951 7
1950 3
1949 1
1948 1
1947 0
1946 0
1945 0
1944 0
1943 0
1942 2
1941 0
1940 0
1939 0
1938 0
1937 0
1936 0
1935 0
1934 0
1933 0
1932 0
1931 0
1930 0
1929 1
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