Left reads:
          Input     :  23525043
           Mapped   :  13758739 (58.5% of input)
            of these:    937585 ( 6.8%) have multiple alignments (14214 have >20)
Right reads:
          Input     :  23525043
           Mapped   :  12154895 (51.7% of input)
            of these:    827382 ( 6.8%) have multiple alignments (14213 have >20)
55.1% overall read mapping rate.

Aligned pairs:  11813657
     of these:    797272 ( 6.7%) have multiple alignments
                   29866 ( 0.3%) are discordant alignments
50.1% concordant pair alignment rate.