13 14.133  0.201 2   1
14 15.534  0.010 1   1
22 12.196  0.137 1   1
24 13.248  0.029 1   1
26 15.010  0.004 1   1
27 12.957  0.000 3   1
28 14.022  0.010 1   1
30 12.764  0.049 1   1

• Column 1: Atomic Number Z
• Column 2: Log10 of the Ionic column density. This is a weighted mean if there is more than one transition.
• Column 3: 1 sigma error of Log10(N)
• Column 4: Flag describing the measurement.
  • 1 = Measurement
  • 2 = Lower limit
  • 3 = Upper limit
• Column 5: Flag describing the dataset.
  • 1 = HIRES measurement
  • 2 = ESI measurement
  • 65 = HIRES by someone other than me