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Observations de la série affichée.
32 observations correspondantes. Selected chart observations only. Other source measures and dimensions are excluded.
| Période | Valeur | Unité source |
|---|---|---|
| 1997 | 39102.0 | |
| 1996 | 40649.0 | |
| 1995 | 40820.0 | |
| 1990 | 46603.0 | |
| 1980 | 35721.0 | |
| 1970 | 46693.0 | |
| 1960 | 41574.0 |