Left reads:
          Input     :  18025823
           Mapped   :  15672855 (86.9% of input)
            of these:    655931 ( 4.2%) have multiple alignments (32172 have >20)
Right reads:
          Input     :  18025823
           Mapped   :  15316092 (85.0% of input)
            of these:    640986 ( 4.2%) have multiple alignments (32175 have >20)
86.0% overall read mapping rate.

Aligned pairs:  14841180
     of these:    614442 ( 4.1%) have multiple alignments
                  114478 ( 0.8%) are discordant alignments
81.7% concordant pair alignment rate.