Left reads:
          Input     :    641098
           Mapped   :    534555 (83.4% of input)
            of these:     18664 ( 3.5%) have multiple alignments (2661 have >20)
Right reads:
          Input     :    641098
           Mapped   :    526819 (82.2% of input)
            of these:     18536 ( 3.5%) have multiple alignments (2664 have >20)
82.8% overall read mapping rate.

Aligned pairs:    481303
     of these:     17117 ( 3.6%) have multiple alignments
                    7080 ( 1.5%) are discordant alignments
74.0% concordant pair alignment rate.