Left reads:
          Input     :  20703604
           Mapped   :  12132393 (58.6% of input)
            of these:   1478591 (12.2%) have multiple alignments (42552 have >20)
Right reads:
          Input     :  20703604
           Mapped   :  11692696 (56.5% of input)
            of these:   1441044 (12.3%) have multiple alignments (42592 have >20)
57.5% overall read mapping rate.

Aligned pairs:  11325443
     of these:   1384746 (12.2%) have multiple alignments
                   91222 ( 0.8%) are discordant alignments
54.3% concordant pair alignment rate.