Left reads:
          Input     :    620931
           Mapped   :    509817 (82.1% of input)
            of these:     15803 ( 3.1%) have multiple alignments (1596 have >20)
Right reads:
          Input     :    620931
           Mapped   :    502619 (80.9% of input)
            of these:     15670 ( 3.1%) have multiple alignments (1596 have >20)
81.5% overall read mapping rate.

Aligned pairs:    460635
     of these:     14502 ( 3.1%) have multiple alignments
                    5192 ( 1.1%) are discordant alignments
73.3% concordant pair alignment rate.