27

H.— 31

Graph 3.—Annual Mortality-rates from Gastro-enteritis and Diarrhœa per Thousand Births, 1907-22. (1.) For the Dominion of New Zealand. — (a) The lower, solid, black columns show the deaths from diarrhœa in the first year of life; (b) the hatched part above shows the deaths in the second year of life; (c) the total height of each combined column shows the rate for the first two years of life. (2.) For the Cities. — The columns all show the death-rates from diarrhœa for the first two years of life, and therefore they correspond to the combined columns as given for the Dominion.