Value |
Category |
0 |
None |
1 |
Stereo |
2 |
Stereo |
3 |
Stereo |
4 |
Stereo |
5 |
Stereo |
6 |
Stereo |
7 |
Stereo |
8 |
Stereo |
9 |
Stereo |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.