Beginning of year expected numbers at age in (max ~ 19.9 billion)
file: numbers1_sex1_beg.png
Middle of year expected numbers at age in (max ~ 6.1 billion)
file: numbers1_sex1_mid.png
Beginning of year expected numbers at length in (max ~ 3.0 billion)
file: numbers6_len_sex1.png
Middle of year expected numbers at length in (max ~ 805.6 million)
file: numbers6_len_sex1.png
Equilibrium age distribution
file: numbers4_equilagecomp.png