<|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: we have uploaded the following supplementary data files: the source data (s1 file), the list of the spss (statistical package version 23) commands used for producing all the results reported in the paper (s2 file), and the list of the results produced by the spss package (s3 file).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>