MPFR:

real	0m12.783s
user	0m12.116s
sys	0m0.666s

PRO Round 1:

real	0m6.143s
user	0m5.924s
sys	0m0.218s

Uninstrumented:

real	0m0.474s
user	0m0.407s
sys	0m0.067s

DD:

real	0m3.955s
user	0m3.892s
sys	0m0.062s

QD:

real	0m4.086s
user	0m3.801s
sys	0m0.284s