Left reads:
          Input     :  31356297
           Mapped   :  17390606 (55.5% of input)
            of these:   1399283 ( 8.0%) have multiple alignments (22394 have >20)
Right reads:
          Input     :  31356297
           Mapped   :  16233902 (51.8% of input)
            of these:   1305022 ( 8.0%) have multiple alignments (22308 have >20)
53.6% overall read mapping rate.

Aligned pairs:  15740025
     of these:   1259000 ( 8.0%) have multiple alignments
                   69936 ( 0.4%) are discordant alignments
50.0% concordant pair alignment rate.