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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1951 | 19 |
| 1952 | 20 |
| 1953 | 28 |
| 1954 | 35 |
| 1955 | 27 |
| 1956 | 21 |
| 1957 | 41 |
| 1958 | 37 |
| 1959 | 45 |
| 1960 | 29 |
| 1961 | 30 |
| 1962 | 31 |
| 1963 | 52 |
| 1964 | 39 |
| 1965 | 54 |
| 1966 | 58 |
| 1967 | 53 |
| 1968 | 62 |
| 1969 | 78 |
| 1970 | 76 |
| 1971 | 57 |
| 1972 | 84 |
| 1973 | 92 |
| 1974 | 72 |
| 1975 | 130 |
| 1976 | 100 |
| 1977 | 94 |
| 1978 | 83 |
| 1979 | 96 |
| 1980 | 92 |
| 1981 | 90 |
| 1982 | 107 |
| 2026 | 0 |