@property<EOL><INDENT>def tseries(self):<DEDENT>
if self._stagdat['<STR_LIT>'] is UNDETERMINED:<EOL><INDENT>timefile = self.filename('<STR_LIT>')<EOL>self._stagdat['<STR_LIT>'] = stagyyparsers.time_series_h5(<EOL>timefile, list(phyvars.TIME.keys()))<EOL>if self._stagdat['<STR_LIT>'] is not None:<EOL><INDENT>return self._stagdat['<STR_LIT>']<EOL><DEDENT>timefile = self.filename('<STR_LIT>')<EOL>if self.hdf5 and not timefile.is_file():<EOL><INDENT>timefile = self.filename('<STR_LIT>', force_legacy=True)<EOL><DEDENT>self._stagdat['<STR_LIT>'] = stagyyparsers.time_series(<EOL>timefile, list(phyvars.TIME.keys()))<EOL><DEDENT>return self._stagdat['<STR_LIT>']<EOL>
Time series data.

        This is a :class:`pandas.DataFrame` with istep as index and variable
        names as columns.