_Rate per _Percentage_ 100,000_ Typhoid fever 7.8 .6 Malaria 3.6 .3 Measles 8.8 .7 Whooping cough 12.5 1.0 Diphtheria and croup 15.3 1.2 Influenza 71.0 5.4 Tuberculosis of the lungs 100.8 7.7 Other forms of tuberculosis 7.8 .6 Cancer and other malignant tumors 83.4 6.4 Simple meningitis 6.0 .5 Cerebral hemorrhage 80.9 6.2 Organic diseases of the heart 141.9 10.9 Pneumonia (all forms) 137.3 10.5 Other diseases of the respiratory system (tuberculosis and pneumonia excepted) 11.6 .9 Appendicitis and typhlitis 13.4 1.0 Hernia, intestinal obstruction 10.6 .8 Cirrhosis of the liver 7.1 .5 Acute nephritis and Bright's disease 89.4 6.8 Puerperal septicaemia 6.6 .5 Other puerperal accidents of pregnancy and labor 12.5 1.0 Congenital debility and malformation 69.8 5.3 Violent deaths (suicide excepted) 78.5 6.0 Suicide 10.2 .8 Unknown or ill-defined diseases 17.7 1.4 The pneumonia rate (all forms) for 1920 was quite unusual, 137.3 per 100,000, as compared with 123.5 in 1919, 286.6 in 1918, 150.5 in 1917, 137.8 in 1916, 133.1 in 1915, 127.3 in 1914, 132.6 in 1913, 132.4 in 1912, etc. The following table shows the average rate per 100,000 of some of the more important general diseases during a period of eight years (1912, 1913, 1914, 1915, 1916, 1917, 1918 and 1919):