出版年 |
被引用图书种数 |
出版年 |
被引用图书种数 |
出版年 |
被引用图书种数 |
1911年前 |
60995 |
1911 |
1520 |
1912 |
4640 |
1913 |
801 |
1914 |
1239 |
1915 |
1681 |
1916 |
1056 |
1917 |
1298 |
1918 |
948 |
1919 |
994 |
1920 |
1440 |
1921 |
1289 |
1922 |
1639 |
1923 |
2148 |
1924 |
1602 |
1925 |
2042 |
1926 |
1954 |
1927 |
2319 |
1928 |
2686 |
1929 |
3625 |
1930 |
4143 |
1931 |
3743 |
1932 |
3132 |
1933 |
5079 |
1934 |
5163 |
1935 |
6419 |
1936 |
8022 |
1937 |
5163 |
1938 |
3194 |
1939 |
3680 |
1940 |
3479 |
1941 |
3329 |
1942 |
2342 |
1943 |
2743 |
1944 |
2508 |
1945 |
2213 |
1946 |
3916 |
1947 |
5284 |
1948 |
4278 |
1949 |
3862 |
1950 |
3351 |
1951 |
3725 |
1952 |
2209 |
1953 |
3506 |
1954 |
3827 |
1955 |
5750 |
1956 |
7658 |
1957 |
7303 |
1958 |
11074 |
1959 |
11515 |
1960 |
6896 |
1961 |
3601 |
1962 |
4164 |
1963 |
4218 |
1964 |
4017 |
1965 |
4549 |
1966 |
2047 |
1967 |
779 |
1968 |
951 |
1969 |
870 |
1970 |
1745 |
1971 |
1809 |
1972 |
3029 |
1973 |
4142 |
1974 |
4441 |
1975 |
5291 |
1976 |
5215 |
1977 |
5467 |
1978 |
7602 |
1979 |
10862 |
1980 |
12862 |
1981 |
13639 |
1982 |
15473 |
1983 |
16039 |
1984 |
18785 |
1985 |
25287 |
1986 |
23448 |
1987 |
25360 |
1988 |
27632 |
1989 |
31215 |
1990 |
33649 |
1991 |
38065 |
1992 |
35972 |
1993 |
41782 |
1994 |
36590 |
1995 |
32906 |
1996 |
36885 |
1997 |
34067 |
1998 |
40315 |
1999 |
42970 |
2000 |
45417 |
2001 |
49839 |
2002 |
53120 |
2003 |
53643 |
2004 |
54269 |
2005 |
55795 |
2006 |
60048 |
2007 |
57757 |
2008 |
61143 |
2009 |
64712 |
2010 |
60534 |
2011 |
56310 |
2012 |
52609 |
2013 |
51359 |
2014 |
52778 |
2015 |
44533 |
2016 |
37484 |
2017 |
32097 |
2018 |
26053 |
2019 |
19364 |
2020 |
8272 |
2021 |
1873 |
2022 |
37 |
2023 |
21 |