There are 13 different somatotype explained by Heath-Carter in 1980's. I have tried to rank them on the basis of the mesomorphy level in this published article.
https://www.researchgate.net/publication/278968632_ENDOMORPHY_DOMINANCE_AMONG_NON-ATHLETE_POPULATION_IN_ALL_THE_RANGES_OF_BODY_MASS_INDEX
Article ENDOMORPHY DOMINANCE AMONG NON-ATHLETE POPULATION IN ALL THE...