| Value |
Category |
| 1 |
does not deal with secondary raw materials |
| 2 |
manually |
| 3 |
horse-drawn cart |
| 4 |
barrow |
| 5 |
van/truck |
| 6 |
other |
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.