diff --git a/README.md b/README.md
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@@ -134,6 +134,8 @@ The subsequent requests function as a progress report and allow working with the
 This example is based on the previous one but uses additional arguments to refine the selection of stations. As an example, different classifications of the stations are used: first the "toar1_category" and second the "type_of_area".
 Details can be found in [documentation of the FastAPI REST interface](https://toar-data.fz-juelich.de/api/v2/#stationmeta) or the [user guide](https://toar-data.fz-juelich.de/sphinx/TOAR_UG_Vol03_Database/build/latex/toardatabase--userguide.pdf).
 
+To speed up the execution we also restrict this example to one year.
+
 The selection of only a limited number of stations leads to significant faster results. On the downside, the used classifications are not available for all stations.
 
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