I performed a fitting onthe measured data. Fig.1 and Fig.2 shows the results and residuals between measured data and fitted curve.
The complete results have been upload to the wiki. Thre is no significant deviation in 0.04 Hz to 10 kHz range.
Attached is a text file summarizing the input values for 'ETMX_TM_COILOUTF_H{1, 2, 3, 4}'.