%  dbname: ../adcpdb/a_ex  output: a_ex_npings.txt  step_size= 1  year_base= 2018
%
%       Time        NPings   NSecs

   76.889687          76        120.0
   76.891076          75        120.0
   76.892465          75        120.0
   76.893854          75        120.0
   76.895243          75        120.0
   76.896632          75        120.0
   76.898021          75        120.0
   76.899410          75        120.0
   76.900799          75        120.0
   76.902187          75        120.0
   76.903576          75        120.0
   76.904965          75        120.0
   76.906354          75        120.0
   76.907743          75        120.0
   76.909132          75        120.0
   76.910521          75        120.0
   76.911910          75        120.0
   76.913299          75        120.0
   76.914687          75        120.0
   76.916076          75        120.0
   76.917465          75        120.0
   76.918854          75        120.0
   76.920243          75        120.0
   76.921632          75        120.0
   76.923021          75        120.0
   76.924410          75        120.0
   76.925799          75        120.0
   76.927188          75        120.0
   76.928576          75        120.0