| 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 | 65752 | 1911 | 1440 | 1912 | 5086 |
| 1913 | 1006 | 1914 | 1410 | 1915 | 1870 |
| 1916 | 1184 | 1917 | 1454 | 1918 | 1105 |
| 1919 | 1159 | 1920 | 1620 | 1921 | 1499 |
| 1922 | 1874 | 1923 | 2504 | 1924 | 1910 |
| 1925 | 2403 | 1926 | 2234 | 1927 | 2687 |
| 1928 | 3150 | 1929 | 4250 | 1930 | 4830 |
| 1931 | 4504 | 1932 | 3822 | 1933 | 6071 |
| 1934 | 6286 | 1935 | 7699 | 1936 | 9683 |
| 1937 | 6130 | 1938 | 3657 | 1939 | 4285 |
| 1940 | 3978 | 1941 | 3804 | 1942 | 2678 |
| 1943 | 3140 | 1944 | 2841 | 1945 | 2510 |
| 1946 | 4433 | 1947 | 5963 | 1948 | 5010 |
| 1949 | 4693 | 1950 | 4176 | 1951 | 4837 |
| 1952 | 2956 | 1953 | 4721 | 1954 | 5456 |
| 1955 | 7518 | 1956 | 10255 | 1957 | 10051 |
| 1958 | 14910 | 1959 | 14638 | 1960 | 8628 |
| 1961 | 4815 | 1962 | 5449 | 1963 | 5810 |
| 1964 | 5438 | 1965 | 5910 | 1966 | 2665 |
| 1967 | 985 | 1968 | 1308 | 1969 | 1069 |
| 1970 | 2177 | 1971 | 2282 | 1972 | 3917 |
| 1973 | 5164 | 1974 | 5632 | 1975 | 6749 |
| 1976 | 6559 | 1977 | 6575 | 1978 | 10043 |
| 1979 | 14339 | 1980 | 17220 | 1981 | 18905 |
| 1982 | 20598 | 1983 | 21657 | 1984 | 23812 |
| 1985 | 31664 | 1986 | 29776 | 1987 | 32510 |
| 1988 | 35571 | 1989 | 39127 | 1990 | 40957 |
| 1991 | 45335 | 1992 | 43469 | 1993 | 44938 |
| 1994 | 37667 | 1995 | 42162 | 1996 | 48156 |
| 1997 | 47612 | 1998 | 56002 | 1999 | 60385 |
| 2000 | 63863 | 2001 | 72310 | 2002 | 80996 |
| 2003 | 85660 | 2004 | 94432 | 2005 | 96618 |
| 2006 | 102396 | 2007 | 97929 | 2008 | 101696 |
| 2009 | 109774 | 2010 | 104965 | 2011 | 103797 |
| 2012 | 102025 | 2013 | 100097 | 2014 | 103259 |
| 2015 | 96935 | 2016 | 93031 | 2017 | 89215 |
| 2018 | 83644 | 2019 | 74221 | 2020 | 58055 |
| 2021 | 38837 | 2022 | 19615 | 2023 | 12218 |
| 2024 | 1028 | 2025 | 15 |
