From the dataset abstract
This dataset provides statistics on the population of Helsinki by native language and age group 31.12.1991-.
Source: Helsingin väestö äidinkielen ja iän mukaan 31.12.1991-
Additional Information
| Field | Value |
|---|---|
| Format | PXWEB |
| Time series start | 1991-12-31 |
| Time Series Precision |