IS sampling: N_sim=20  N_eff=16.3
dL range: 61 -- 38469 Mpc

N=20 (simulated, no extrap)             : H0 = 33.48  +/-11.90 (68%)  +/-23.77 (95%) km/s/Mpc
N=100000                                : H0 = 23.58  +/-0.11 (68%)  +/-0.22 (95%) km/s/Mpc
  Fisher: 12.90  ratio sampling/Fisher = 0.01
N=5000000                               : H0 = 23.58  +/-0.04 (68%)  +/-0.07 (95%) km/s/Mpc
  Fisher: 1.83  ratio sampling/Fisher = 0.02