The Invalidity and Old Age Insurance-established January 1, 1891, by Imperial Law of June 22, 1889-comprises the working people of all trades in territorial organization (differing from Accident and Sickness Insurance restricted to branches of trade) and promises, when in state of permanence (see Section II and p. 26), on every 100 insured, 1 old age and 11 invalidity pensioners, i. e., out of 50,000,000 population to about 1,500,000 persons, the benefit of 330,000,000 marks annuities.