4968939 + 0 in total (QC-passed reads + QC-failed reads)
0 + 0 duplicates
4968939 + 0 mapped (100.00%:-nan%)
4968939 + 0 paired in sequencing
2752586 + 0 read1
2216353 + 0 read2
2720330 + 0 properly paired (54.75%:-nan%)
4310544 + 0 with itself and mate mapped
658395 + 0 singletons (13.25%:-nan%)
403170 + 0 with mate mapped to a different chr
0 + 0 with mate mapped to a different chr (mapQ>=5)