Left reads:
          Input     :    558566
           Mapped   :    342916 (61.4% of input)
            of these:     23781 ( 6.9%) have multiple alignments (1540 have >20)
Right reads:
          Input     :    558566
           Mapped   :    337064 (60.3% of input)
            of these:     23569 ( 7.0%) have multiple alignments (1540 have >20)
60.9% overall read mapping rate.

Aligned pairs:    239386
     of these:     18376 ( 7.7%) have multiple alignments
                    1487 ( 0.6%) are discordant alignments
42.6% concordant pair alignment rate.