Left reads:
          Input     :    511563
           Mapped   :    437029 (85.4% of input)
            of these:     13355 ( 3.1%) have multiple alignments (777 have >20)
Right reads:
          Input     :    511563
           Mapped   :    396714 (77.5% of input)
            of these:     12208 ( 3.1%) have multiple alignments (777 have >20)
81.5% overall read mapping rate.

Aligned pairs:    355499
     of these:     10883 ( 3.1%) have multiple alignments
                    5694 ( 1.6%) are discordant alignments
68.4% concordant pair alignment rate.