diff --git a/script/KR84_test.py b/script/KR84_test.py
index c7069d2..9f282f9 100644
--- a/script/KR84_test.py
+++ b/script/KR84_test.py
@@ -1,24 +1,60 @@
-class statistics_numbers (object):
+# struct definition to hold all relevant statistics data
+class statistics_data (object):
  min   = 0.0
  mean  = 0.0
  max   = 0.0
  sigma = 0.0
 
+# struct definition for statistics dat aof all three amplitude levels
+class all_statistics_data (object):
+ sat   = statistics_data()
+ m5    = statistics_data()
+ m10   = statistics_data()
 
 
 def statistics_calc(data_in):
-    "calculates the min/max/mean/stdev of an array"
-    print data_in
-    temp = statistics_numbers();
+    "function calculates the min/max/mean/stdev of an array"
+    temp = statistics_data();
     temp.mean  = mean (data_in)
     temp.min   = min  (data_in)
     temp.max   = max  (data_in)
     temp.stdev = stdev(data_in)
     return temp
-    
 
-ref_jit_amplt_mean = mean(scan_result.getReadable(0))
 
-ref_jit_amplt2 = statistics_numbers();
-ref_jit_amplt2 = statistics_calc(scan_result.getReadable(0)[0:29])
+def all_statistics_calc(data_in):
+    "function calculates for all three amplitudes the statistics data."
+    temp = all_statistics_data();
+    temp.m10   = statistics_calc (data_in[0:35])
+    temp.m5    = statistics_calc (data_in[36:71])
+    temp.sat   = statistics_calc (data_in[72:107])
+    return temp
 
+
+
+# create emtpy structs
+ref_jit_amplt = all_statistics_data()
+ref_jit_phase = all_statistics_data()
+
+iqm_jit_amplt = all_statistics_data()
+iqm_jit_phase = all_statistics_data()
+
+pre_jit_amplt = all_statistics_data()
+pre_jit_phase = all_statistics_data()
+
+kly_jit_amplt = all_statistics_data()
+kly_jit_phase = all_statistics_data()
+
+
+# calculate statistics
+ref_jit_amplt = all_statistics_calc(scan_result.getReadable(0))
+ref_jit_phase = all_statistics_calc(scan_result.getReadable(1))
+
+iqm_jit_amplt = all_statistics_calc(scan_result.getReadable(2))
+iqm_jit_phase = all_statistics_calc(scan_result.getReadable(3))
+
+pre_jit_amplt = all_statistics_calc(scan_result.getReadable(4))
+pre_jit_phase = all_statistics_calc(scan_result.getReadable(5))
+
+kly_jit_amplt = all_statistics_calc(scan_result.getReadable(6))
+kly_jit_phase = all_statistics_calc(scan_result.getReadable(7))
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