Left reads:
          Input     :  19686618
           Mapped   :  13737142 (69.8% of input)
            of these:   1112061 ( 8.1%) have multiple alignments (12423 have >20)
Right reads:
          Input     :  19686618
           Mapped   :  13027660 (66.2% of input)
            of these:   1057826 ( 8.1%) have multiple alignments (12423 have >20)
68.0% overall read mapping rate.

Aligned pairs:  12435682
     of these:   1005755 ( 8.1%) have multiple alignments
                  174970 ( 1.4%) are discordant alignments
62.3% concordant pair alignment rate.