All data files are compressed in the zip file.
Name of each file is descriptive of figure ("fig01a") and corresponding trace.

Figure 12b and 12d provide data separated by whitespace. Description of data (axis values, contour levels, 2D arrays) provided in files.

All other files contain x versus y data as comma separated values. Some files also contain a third column of +-error (in units of y values). Description of data and units provided in header of each file.