3709187 + 0 in total (QC-passed reads + QC-failed reads)
0 + 0 duplicates
3709187 + 0 mapped (100.00%:-nan%)
3709187 + 0 paired in sequencing
1888028 + 0 read1
1821159 + 0 read2
1579282 + 0 properly paired (42.58%:-nan%)
3435554 + 0 with itself and mate mapped
273633 + 0 singletons (7.38%:-nan%)
1784638 + 0 with mate mapped to a different chr
0 + 0 with mate mapped to a different chr (mapQ>=5)