40809145 + 0 in total (QC-passed reads + QC-failed reads)
0 + 0 duplicates
40809145 + 0 mapped (100.00%:-nan%)
40809145 + 0 paired in sequencing
21136290 + 0 read1
19672855 + 0 read2
19060782 + 0 properly paired (46.71%:-nan%)
38573912 + 0 with itself and mate mapped
2235233 + 0 singletons (5.48%:-nan%)
2264908 + 0 with mate mapped to a different chr
355342 + 0 with mate mapped to a different chr (mapQ>=5)