The Data:
time         servo frequency

 44718.63                                  86.58 
 44719.01                                  125 
 44719.4                                   133.333 
 44719.78                                  160 
 44720.17                                  168.067 
 44720.55                                  173.913 
 44720.94                                  175.439 
 44721.32                                  173.913 
 44721.7                                   168.067 
 44722.14                                  172.414