Chart data explorer
Observations in the selected chart series.
32 matching observations. Selected chart observations only. Other source measures and dimensions are excluded.
| Period | Value | Source unit |
|---|---|---|
| 1997 | 17073.0 | |
| 1996 | 16172.0 | |
| 1995 | 15703.0 | |
| 1990 | 13184.0 | |
| 1980 | 10910.0 | |
| 1970 | 6406.0 | |
| 1960 | 4656.0 |