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The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
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The https:// ensures that you are connecting to the
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and transmitted securely.
Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1979 | 24 |
| 1980 | 43 |
| 1981 | 67 |
| 1982 | 60 |
| 1983 | 61 |
| 1984 | 84 |
| 1985 | 132 |
| 1986 | 107 |
| 1987 | 102 |
| 1988 | 104 |
| 1989 | 103 |
| 1990 | 105 |
| 1991 | 134 |
| 1992 | 111 |
| 1993 | 126 |
| 1994 | 158 |
| 1995 | 133 |
| 1996 | 154 |
| 1997 | 213 |
| 1998 | 148 |
| 1999 | 147 |
| 2000 | 156 |
| 2024 | 0 |