28728608 + 0 in total (QC-passed reads + QC-failed reads)
0 + 0 duplicates
28728608 + 0 mapped (100.00%:-nan%)
28728608 + 0 paired in sequencing
15218333 + 0 read1
13510275 + 0 read2
13825266 + 0 properly paired (48.12%:-nan%)
26539498 + 0 with itself and mate mapped
2189110 + 0 singletons (7.62%:-nan%)
514706 + 0 with mate mapped to a different chr
331350 + 0 with mate mapped to a different chr (mapQ>=5)