The Data:
time         servo frequency

 44625.97                                  60.976 
 44626.35                                  98.522 
 44626.74                                  121.212 
 44627.18                                  149.254 
 44627.56                                  141.844 
 44627.95                                  140.845 
 44628.33                                  126.582 
 44628.72                                  137.931 
 44629.1                                   148.148 
 44629.48                                  141.844