The Data:
time         servo frequency

 45426.45                                  88.889 
 45426.84                                  175.439 
 45427.22                                  285.714 
 45427.61                                  400 
 45427.99                                  512.82 
 45428.38                                  571.429 
 0                                         0 
 0                                         0 
 0                                         0 
 0                                         0