Table #: Concentrations of [substance] or its metabolites in [...]
| Country; location | Substance or Metabolite | Type of value* | Concentration**) | Period | Remarks |
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*) Indicates whether the concentration is a mean, average, maximum (max) or range value; number of measurements (n= ...) in parentheses if provided.
**) n.d. = not detected (detection limits in parentheses if specified)