<|begin_of_text|><|start_header_id|>system<|end_header_id|>

You are an expert at identifying data availability statements in scientific text. A data availability statement describes where research data can be found or how it can be accessed.<|eot_id|><|start_header_id|>user<|end_header_id|>

Determine if the following text contains a data availability statement. Answer with 'yes' or 'no'.

Text: all eurobarometer datasets are stored and publically available at the gesisleibniz institute for the social science (formerly gesis-za, central archive for empirical social research, cologne, germany; http://www.gesis.org/eurobarometer). reproduction is authorized, except for commercial purposes, provided the source is acknowledged. all interested researchers may access the data in the same way the authors did.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>