<|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: data are owned by statistics denmark (http://www.dst.dk/en). the authors accessed the data through permission from statistics denmark. individual-level data is only available upon request to statistics denmark, pending approval.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>