53836839	0	total (QC-passed reads + QC-failed reads)
51233338	0	primary
0	0	secondary
2603501	0	supplementary
9394558	0	duplicates
9394558	0	primary duplicates
53188196	0	mapped
98.80%	N/A	mapped %
50584695	0	primary mapped
98.73%	N/A	primary mapped %
51233338	0	paired in sequencing
25616669	0	read1
25616669	0	read2
44270790	0	properly paired
86.41%	N/A	properly paired %
50275382	0	with itself and mate mapped
309313	0	singletons
0.60%	N/A	singletons %
4808540	0	with mate mapped to a different chr
1730618	0	with mate mapped to a different chr (mapQ>=5)