Month Number Per 100 Persons 1919-01-01 4.01000 1919-02-01 3.19000 1919-03-01 4.31000 1919-04-01 4.51000 1919-05-01 4.91000 1919-06-01 7.82000 1919-07-01 5.81000 1919-08-01 7.52000 1919-09-01 7.92000 1919-10-01 7.22000 1919-11-01 6.92000 1919-12-01 5.62000 1920-01-01 8.22000 1920-02-01 8.19000 1920-03-01 11.9300 1920-04-01 11.7300 1920-05-01 8.92000 1920-06-01 9.72000 1920-07-01 10.4200 1920-08-01 10.7300 1920-09-01 9.42000 1920-10-01 6.12000 1920-11-01 3.20000 1920-12-01 2.51000 1921-01-01 1.80000 1921-02-01 1.60000 1921-03-01 2.51000 1921-04-01 2.70000 1921-05-01 2.51000 1921-06-01 2.81000 1921-07-01 2.51000 1921-08-01 2.40000 1921-09-01 2.70000 1921-10-01 2.11000 1921-11-01 1.70000 1921-12-01 1.40000 1922-01-01 1.61000 1922-02-01 1.79000 1922-03-01 2.21000 1922-04-01 3.01000 1922-05-01 4.72000 1922-06-01 5.32000 1922-07-01 5.22000 1922-08-01 6.02000 1922-09-01 6.82000 1922-10-01 5.91000 1922-11-01 5.01000 1922-12-01 3.51000 1923-01-01 4.11000 1923-02-01 5.48000 1923-03-01 7.22000 1923-04-01 9.52000 1923-05-01 8.52000 1923-06-01 8.42000 1923-07-01 7.82000 1923-08-01 6.62000 1923-09-01 7.12000 1923-10-01 4.61000 1923-11-01 3.11000 1923-12-01 2.21000 1924-01-01 2.61000 1924-02-01 2.19000 1924-03-01 3.81000 1924-04-01 4.71000 1924-05-01 3.61000 1924-06-01 2.51000 1924-07-01 2.21000 1924-08-01 2.21000 1924-09-01 2.51000 1924-10-01 2.30000 1924-11-01 1.60000 1924-12-01 1.80000 1925-01-01 2.21000 1925-02-01 1.99000 1925-03-01 3.01000 1925-04-01 4.01000 1925-05-01 3.41000 1925-06-01 3.41000 1925-07-01 3.21000 1925-08-01 3.41000 1925-09-01 4.11000 1925-10-01 3.61000 1925-11-01 2.51000 1925-12-01 2.11000 1926-01-01 2.30000 1926-02-01 2.10000 1926-03-01 3.00000 1926-04-01 3.80000 1926-05-01 3.20000 1926-06-01 2.90000 1926-07-01 3.31000 1926-08-01 3.40000 1926-09-01 3.90000 1926-10-01 2.70000 1926-11-01 2.10000 1926-12-01 1.70000 1927-01-01 1.96000 1927-02-01 1.67000 1927-03-01 2.53000 1927-04-01 2.66000 1927-05-01 2.71000 1927-06-01 2.39000 1927-07-01 2.07000 1927-08-01 1.95000 1927-09-01 2.78000 1927-10-01 2.15000 1927-11-01 1.48000 1927-12-01 1.26000 1928-01-01 1.33000 1928-02-01 1.20000 1928-03-01 1.71000 1928-04-01 2.14000 1928-05-01 2.40000 1928-06-01 2.23000 1928-07-01 2.31000 1928-08-01 2.71000 1928-09-01 3.31000 1928-10-01 2.71000 1928-11-01 2.10000 1928-12-01 1.71000 1929-01-01 2.27000 1929-02-01 2.38000 1929-03-01 3.13000 1929-04-01 3.56000 1929-05-01 3.47000 1929-06-01 3.25000 1929-07-01 3.03000 1929-08-01 3.26000 1929-09-01 3.14000 1929-10-01 2.42000 1929-11-01 1.59000 1929-12-01 1.08000 1930-01-01 1.11000 1930-02-01 1.23000 1930-03-01 1.38000 1930-04-01 1.45000 1930-05-01 1.50000 1930-06-01 1.22000 1930-07-01 1.00000 1930-08-01 0.950000 1930-09-01 1.13000 1930-10-01 0.820000 1930-11-01 0.570000 1930-12-01 0.500000