Excel
YearNumber Of Papers
2019 0
2018 56
2017 634
2016 1123
2015 1031
2014 1051
2013 984
2012 781
2011 736
2010 722
2009 714
2008 537
2007 396
2006 355
2005 302
2004 246
2003 233
2002 170
2001 176
2000 154
1999 156
1998 133
1997 104
1996 108
1995 113
1994 98
1993 84
1992 98
1991 79
1990 80
1989 61
1988 59
1987 65
1986 63
1985 58
1984 50
1983 42
1982 39
1981 33
1980 32
1979 46
1978 52
1977 55
1976 42
1975 46
1974 40
1973 45
1972 38
1971 60
1970 47
1969 37
1968 42
1967 48
1966 36
1965 28
1964 10
1963 14
1962 14
1961 17
1960 19
1959 12
1958 13
1957 18
1956 21
1955 8
1954 12
1953 10
1952 2
1951 6
1950 4
1949 5
1948 10
1947 9
1946 4
1945 1
1944 0
1943 0
1942 1
1941 0
1940 1
1939 0
1938 2
1937 1
1936 2
1935 1
1934 0
1933 1
1932 0
1931 0
1930 0
1929 3
1928 1
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 1
1905 0
1904 0
1903 1
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