%    start time	      end time	      duration	      low freq	     high freq	
         42.050	         42.056	          0.007	       2194.058	      33724.435	
         44.638	         44.644	          0.006	       3600.925	      47710.351	
         45.773	         45.778	          0.005	      14028.294	      47048.296	
         57.824	         57.829	          0.004	      22635.011	      47710.351	
         59.497	         59.502	          0.005	       8152.554	      46468.997	
         79.585	         79.591	          0.007	       7076.715	      46717.268	
        165.497	        165.501	          0.004	      12869.697	      43406.992	
        173.063	        173.069	          0.007	       3021.627	      47131.053	
        195.827	        195.831	          0.003	      13780.023	      47462.080	
        223.260	        223.265	          0.005	       7738.770	      44648.346	
        238.388	        238.393	          0.006	      11297.316	      47544.837	
        428.554	        428.561	          0.006	       3352.654	      35379.573	
        432.675	        432.682	          0.007	       6083.632	      38110.551	
        444.784	        444.790	          0.006	       6828.444	      37696.766	
        445.760	        445.765	          0.005	       9062.880	      38441.578	
        452.494	        452.498	          0.004	       6745.687	      45144.887	
        510.194	        510.198	          0.004	      12538.670	      31158.972	
        510.261	        510.267	          0.006	      11297.316	      38855.363	
        510.281	        510.286	          0.004	      15104.134	      47296.566	
        510.327	        510.332	          0.006	      17090.299	      47462.080