|
6_1. If you develop proprietary software: When did you start to develop proprietary software?
|
| 1950 |
0 |
   0% |
| 1951 |
1 |
0.08% |
| 1952 |
1 |
0.08% |
| 1953 |
0 |
0% |
| 1954 |
0 |
0% |
| 1955 |
0 |
0% |
| 1956 |
0 |
0% |
| 1957 |
0 |
0% |
| 1958 |
0 |
0% |
| 1959 |
1 |
0.08% |
| 1960 |
0 |
0% |
| 1961 |
0 |
0% |
| 1962 |
0 |
0% |
| 1963 |
0 |
0% |
| 1964 |
0 |
0% |
| 1965 |
0 |
0% |
| 1966 |
0 |
0% |
| 1967 |
0 |
0% |
| 1968 |
0 |
0% |
| 1969 |
0 |
0% |
| 1970 |
2 |
0.16% |
| 1971 |
0 |
0% |
| 1972 |
0 |
0% |
| 1973 |
1 |
0.08% |
| 1974 |
0 |
0% |
| 1975 |
3 |
0.23% |
| 1976 |
5 |
0.39% |
| 1977 |
8 |
0.62% |
| 1978 |
8 |
0.62% |
| 1979 |
8 |
0.62% |
| 1980 |
15 |
1.17% |
| 1981 |
11 |
0.86% |
| 1982 |
12 |
0.93% |
| 1983 |
13 |
1.01% |
| 1984 |
21 |
1.63% |
| 1985 |
22 |
1.71% |
| 1986 |
21 |
1.63% |
| 1987 |
20 |
1.56% |
| 1988 |
28 |
2.18% |
| 1989 |
31 |
2.41% |
| 1990 |
45 |
3.5% |
| 1991 |
36 |
2.8% |
| 1992 |
47 |
3.66% |
| 1993 |
33 |
2.57% |
| 1994 |
53 |
4.12% |
| 1995 |
90 |
7% |
| 1996 |
72 |
5.6% |
| 1997 |
97 |
7.55% |
| 1998 |
118 |
9.18% |
| 1999 |
119 |
9.26% |
| 2000 |
186 |
14.47% |
| 2001 |
132 |
10.27% |
| 2002 |
25 |
1.95% |
| |
|
|
|
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