40127799 + 0 in total (QC-passed reads + QC-failed reads)
0 + 0 duplicates
40127799 + 0 mapped (100.00%:-nan%)
40127799 + 0 paired in sequencing
20994935 + 0 read1
19132864 + 0 read2
20414364 + 0 properly paired (50.87%:-nan%)
37552642 + 0 with itself and mate mapped
2575157 + 0 singletons (6.42%:-nan%)
911408 + 0 with mate mapped to a different chr
528140 + 0 with mate mapped to a different chr (mapQ>=5)