<|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: individual data of the swiss health survey are property of the swiss federal statistical office (sfso) and may only be made available by sfso. requests for access have to be submitted to mr. marco d'angelo (head of division, marcodangelo@bfs.admin.ch). for information contact sgb12@bfs.admin.ch.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>