| Value |
Category |
| 1 |
kilograms |
| 2 |
gram |
| 3 |
number |
| 4 |
litres |
| 5 |
millitres |
| 6 |
metres |
| 7 |
cubic metres |
| 8 |
packet |
| 9 |
electric measure |
| 10 |
other |
| 99 |
ns |
| Sysmiss |
|
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.