Left reads:
          Input     :    494898
           Mapped   :    400224 (80.9% of input)
            of these:     25602 ( 6.4%) have multiple alignments (3679 have >20)
Right reads:
          Input     :    494898
           Mapped   :    385636 (77.9% of input)
            of these:     24934 ( 6.5%) have multiple alignments (3678 have >20)
79.4% overall read mapping rate.

Aligned pairs:    332668
     of these:     21936 ( 6.6%) have multiple alignments
                    6251 ( 1.9%) are discordant alignments
66.0% concordant pair alignment rate.