MPFR:

real	0m24.057s
user	0m22.766s
sys	0m1.289s

PRO Round 1:

real	0m12.373s
user	0m12.009s
sys	0m0.362s

Uninstrumented:

real	0m0.547s
user	0m0.484s
sys	0m0.063s

DD:

real	0m7.613s
user	0m7.550s
sys	0m0.063s

QD:

real	0m7.523s
user	0m7.003s
sys	0m0.518s