<|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: personal information in study responses such as addresses, named places and identifiable locations exist in the full data. as this includes places of residence and sites where illicit activities occur, full data can not be provided due to ethical and privacy concerns. data aggregated separately by recruitment chain (social network component), geography, risk activity, gender and 10 year age group can be made available upon request from the author.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>