|- - peak - -|   | - - - fit - - - - - - |                ROI
  Energy  counts   Energy    FWHM,error(eV)      E/dE    counts      acf     acf_err
 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 0.653119    12   0.653258   0.655   0.087       997.8     173    0.046878  0.007752  
 0.725799    11   0.725847   0.655   0.129      1108.2     114    0.047091  0.010094  
 0.825514    28   0.825392   0.887   0.072       930.8     315    0.046430  0.005878  
 0.871644    12   0.872159   1.222   0.189       713.6     164    0.043352  0.007400  
 0.916297    19   0.916490   1.364   0.174       672.0     269    0.036967  0.005036  
 0.964934    15   0.965090   11.642  8.650        82.9     324    0.025492  0.003047  
 1.00844     28   1.00846    1.600   0.154       630.4     363    0.036572  0.004288  
 1.02121     35   1.02140    1.465   0.090       697.3     502    0.041277  0.004055  
 1.05171     13   1.05241    3.885   1.278       270.9     245    0.031570  0.004405  
 1.08351     11   1.08370    1.967   0.500       550.9     141    0.035461  0.006813  
 1.20961     10   1.20993    2.559   0.985       472.8      88    0.043388  0.011293  
 1.30668     10   1.30750    2.755   0.504       474.7     170    0.037163  0.006284  
 1.33067     12   1.33095    2.117   0.399       628.7     139    0.042079  0.008248  
 1.35081     10   1.35153    2.047   0.498       660.1     167    0.033597  0.005783  
 1.47105     27   1.47134    2.919   0.252       504.1     319    0.042698  0.005366  
 1.83868     16   1.83792    3.834   0.591       479.4     179    0.041790  0.007251  
 1.86335     21   1.86308    5.241   0.616       355.5     299    0.035805  0.004666  
 2.00136     12   2.00406  * 6.556   1.131       305.7     168    0.039753  0.007023