Annual Report・NIG booklet
| Year | Yoran (NIG Booklet) | Annual Report | Annual Report (Japanese) |
|---|---|---|---|
| 2023 |  PDF | ||
| 2022 | PDF | ||
| 2021 |  PDF | ||
| 2020 | PDF | ||
| 2019 | PDF | ||
| 2018 | PDF | ||
| 2017 | PDF | ||
| 2016 | PDF | ||
| 2015 | PDF | ||
| 2014 | PDF | ||
| 2013 | PDF | ||
| 2012 | PDF | PDF | |
| 2011 | PDF | PDF | |
| 2010 | PDF | PDF | |
| 2009 | PDF | PDF | |
| 2008 | PDF | PDF | |
| 2007 | PDF | PDF | |
| 2006 | PDF | PDF | |
| 2005 | PDF | PDF | |
| 2004 | PDF | PDF | |
| 2003 | PDF | PDF | |
| 2002 | PDF | PDF | |
| 2001 | PDF | PDF | PDF |
| 2000 | PDF | PDF | PDF |
| 1999 | PDF | PDF | PDF |
| 1998 | PDF | PDF | PDF |
| 1997 | PDF | PDF | PDF |
| 1996 | PDF | PDF | PDF |
| 1995 | PDF | PDF | |
| 1994 | PDF | PDF | |
| 1993 | PDF | PDF | |
| 1992 | PDF | PDF | |
| 1991 | PDF | PDF | |
| 1990 | PDF | PDF | |
| 1989 | PDF | PDF | |
| 1988 | PDF | PDF | |
| 1987 | PDF | PDF | |
| 1986 | PDF | PDF | |
| 1985 | PDF | PDF | |
| 1984 | PDF | PDF | |
| 1983 | PDF | PDF | |
| 1982 | PDF | PDF | |
| 1981 | PDF | PDF | |
| 1980 | PDF | PDF | |
| 1979 | PDF | PDF | |
| 1978 | PDF | PDF | |
| 1977 | PDF | PDF | |
| 1976 | PDF | PDF | |
| 1975 | PDF | PDF | |
| 1974 | PDF | PDF | |
| 1973 | PDF | PDF | |
| 1972 | PDF | PDF | |
| 1971 | PDF | PDF | |
| 1970 | PDF | PDF | |
| 1969 | PDF | PDF | |
| 1968 | PDF | PDF | PDF |
| 1967 | PDF | ||
| 1966 | PDF | PDF | |
| 1965 | PDF | PDF | |
| 1964 | PDF | PDF | PDF |
| 1963 | PDF | PDF | |
| 1962 | PDF | PDF | |
| 1961 | PDF | PDF | |
| 1960 | PDF | PDF | |
| 1959 | PDF | PDF | |
| 1958 | PDF | PDF | |
| 1957 | PDF | PDF | |
| 1956 | PDF | PDF | |
| 1955 | PDF | PDF | |
| 1954 | PDF | PDF | |
| 1953 | PDF | PDF | |
| 1952 | PDF | PDF | |
| 1951 | PDF | PDF | |
| 1949～50 | PDF | PDF |
