Left reads:
          Input     :    500065
           Mapped   :    439700 (87.9% of input)
            of these:    110077 (25.0%) have multiple alignments (14188 have >20)
Right reads:
          Input     :    500065
           Mapped   :    433451 (86.7% of input)
            of these:    109196 (25.2%) have multiple alignments (14187 have >20)
87.3% overall read mapping rate.

Aligned pairs:    389709
     of these:     99347 (25.5%) have multiple alignments
                    7484 ( 1.9%) are discordant alignments
76.4% concordant pair alignment rate.