Left reads:
          Input     :  22999831
           Mapped   :  20994935 (91.3% of input)
            of these:   1648155 ( 7.9%) have multiple alignments (74261 have >20)
Right reads:
          Input     :  22999831
           Mapped   :  19132864 (83.2% of input)
            of these:   1468583 ( 7.7%) have multiple alignments (73659 have >20)
87.2% overall read mapping rate.

Aligned pairs:  18776321
     of these:   1428007 ( 7.6%) have multiple alignments
                  517986 ( 2.8%) are discordant alignments
79.4% concordant pair alignment rate.