Left reads:
          Input     :  17500723
           Mapped   :  16766971 (95.8% of input)
            of these:   2458358 (14.7%) have multiple alignments (504398 have >20)
Right reads:
          Input     :  17500723
           Mapped   :  16608273 (94.9% of input)
            of these:   2454394 (14.8%) have multiple alignments (504484 have >20)
95.4% overall read mapping rate.

Aligned pairs:  16203204
     of these:   2375657 (14.7%) have multiple alignments
                  591535 ( 3.7%) are discordant alignments
89.2% concordant pair alignment rate.