4057972 + 0 in total (QC-passed reads + QC-failed reads)
0 + 0 secondary
57972 + 0 supplementary
5645 + 0 duplicates
3804728 + 0 mapped (93.76% : N/A)
4000000 + 0 paired in sequencing
2000000 + 0 read1
2000000 + 0 read2
3537690 + 0 properly paired (88.44% : N/A)
3731530 + 0 with itself and mate mapped
15226 + 0 singletons (0.38% : N/A)
158610 + 0 with mate mapped to a different chr
91064 + 0 with mate mapped to a different chr (mapQ>=5)