Left reads:
          Input     :  31471418
           Mapped   :  23160010 (73.6% of input)
            of these:    834346 ( 3.6%) have multiple alignments (141229 have >20)
Right reads:
          Input     :  31471418
           Mapped   :  22317699 (70.9% of input)
            of these:    852198 ( 3.8%) have multiple alignments (141229 have >20)
72.3% overall read mapping rate.

Aligned pairs:  21433093
     of these:    682640 ( 3.2%) have multiple alignments
                  108749 ( 0.5%) are discordant alignments
67.8% concordant pair alignment rate.