The Data:
time         servo frequency

 45234.65                                  208.333 
 45235.04                                  333.333 
 45235.42                                  416.667 
 45235.81                                  465.116 
 45236.19                                  487.805 
 45236.63                                  9.9E+37 
 0                                         0 
 0                                         0 
 0                                         0 
 0                                         0