Value | Category | Cases | |
---|---|---|---|
-9 | Don't know | 1 |
100%
|
-8 | Refused | 0 |
0%
|
1 | A (COUNTRY) firm | 0 |
0%
|
2 | A (COUNTRY) research institute or university | 0 |
0%
|
3 | A foreign firm | 0 |
0%
|
4 | A foreign research institute or university | 0 |
0%
|
5 | Other | 0 |
0%
|
Sysmiss | 1994 |