Hubble dropout selection volumes, E(B-V) = 0.15
                  B-dropouts             V-dropouts                       i-dropouts 
Spectrum    zmin    zmax  V(Mpc^3)  zmin    zmax  V(Mpc^3   zmin   zHmax  V_H(Mpc^3)  zGmax  V_G(Mpc^3)
10 Myr      3.35    4.46    3614    4.53    5.58    3046    5.58    7.17    4031       6.58    2456
100 Myr     3.30    4.40    3622    4.50    5.55    3061    5.55    7.13    4011       6.55    2404 
1000 Myr    3.31    4.33    3385    4.48    5.52    3031    5.52    7.10    4022       6.43    2398 
Flat Step   3.46    4.36    2956    4.56    5.55    2869    5.55    7.08    3870       6.37    2161
Red Step    3.51    4.05    1804    4.55    5.48    2719    5.48    7.03    3972       6.33    2258