ion-number">19</span> Stan CSV File Format</h1>
<p>The output from all CmdStan methods is in <a href="https://en.wikipedia.org/wiki/Comma-separated_values">CSV format</a>.
A Stan CSV file is a data table where the columns are the method and model parameters and quantities of interest.
Each row contains one record’s worth of data in plain-text format using the comma character (‘,’)
as the field delimiter (hence the name).</p>
<p>For the Stan CSV files, data is strictly numerical,
however, possible valu