Monthly Thousands Of Short Tons
1919-01-01 172.000
1919-02-01 172.000
1919-03-01 171.000
1919-04-01 159.000
1919-05-01 146.000
1919-06-01 133.000
1919-07-01 138.000
1919-08-01 136.000
1919-09-01 136.000
1919-10-01 134.000
1919-11-01 121.000
1919-12-01 120.000
1920-01-01 121.000
1920-02-01 123.000
1920-03-01 110.000
1920-04-01 124.000
1920-05-01 127.000
1920-06-01 139.000
1920-07-01 150.000
1920-08-01 162.000
1920-09-01 174.000
1920-10-01 168.000
1920-11-01 171.000
1920-12-01 176.000
1921-01-01 176.000
1921-02-01 178.000
1921-03-01 180.000
1921-04-01 182.000
1921-05-01 162.000
1921-06-01 145.000
1921-07-01 145.000
1921-08-01 159.000
1921-09-01 159.000
1921-10-01 159.000
1921-11-01 154.000
1921-12-01 147.000
1922-01-01 144.000
1922-02-01 150.000
1922-03-01 146.000
1922-04-01 136.000
1922-05-01 139.000
1922-06-01 147.000
1922-07-01 154.000
1922-08-01 176.000
1922-09-01 179.000
1922-10-01 173.000
1922-11-01 174.000
1922-12-01 162.000
1923-01-01 171.000
1923-02-01 173.000
1923-03-01 167.000
1923-04-01 165.000
1923-05-01 174.000
1923-06-01 186.000
1923-07-01 198.000
1923-08-01 223.000
1923-09-01 224.000
1923-10-01 222.000
1923-11-01 220.000
1923-12-01 211.000
1924-01-01 222.000
1924-02-01 219.000
1924-03-01 208.000
1924-04-01 198.000
1924-05-01 198.000
1924-06-01 194.000
1924-07-01 211.000
1924-08-01 225.000
1924-09-01 227.000
1924-10-01 221.000
1924-11-01 206.000
1924-12-01 200.000
1925-01-01 196.000
1925-02-01 198.000
1925-03-01 191.000
1925-04-01 185.000
1925-05-01 175.000
1925-06-01 183.000
1925-07-01 196.000
1925-08-01 197.000
1925-09-01 191.000
1925-10-01 178.000
1925-11-01 166.000
1925-12-01 164.000
1926-01-01 160.000
1926-02-01 166.000
1926-03-01 167.000
1926-04-01 161.000
1926-05-01 152.000
1926-06-01 165.000
1926-07-01 184.000
1926-08-01 202.000
1926-09-01 207.000
1926-10-01 205.000
1926-11-01 207.000
1926-12-01 218.000
1927-01-01 221.000
1927-02-01 218.000
1927-03-01 216.000
1927-04-01 205.000
1927-05-01 189.000
1927-06-01 190.000
1927-07-01 197.000
1927-08-01 218.000
1927-09-01 216.000
1927-10-01 208.000
1927-11-01 209.000
1927-12-01 212.000
1928-01-01 204.000
1928-02-01 210.000
1928-03-01 198.000
1928-04-01 185.000
1928-05-01 185.000
1928-06-01 184.000
1928-07-01 188.000
1928-08-01 199.000
1928-09-01 191.000
1928-10-01 188.000
1928-11-01 192.000
1928-12-01 198.000
1929-01-01 194.000
1929-02-01 189.000
1929-03-01 176.000
1929-04-01 170.000
1929-05-01 165.000
1929-06-01 168.000
1929-07-01 189.000
1929-08-01 201.000
1929-09-01 194.000
1929-10-01 192.000
1929-11-01 208.000
1929-12-01 223.000
1930-01-01 224.000
1930-02-01 217.000
1930-03-01 202.000
1930-04-01 194.000
1930-05-01 196.000
1930-06-01 190.000
1930-07-01 203.000
1930-08-01 213.000
1930-09-01 206.000
1930-10-01 202.000
1930-11-01 199.000
1930-12-01 205.000
1931-01-01 199.000
1931-02-01 194.000
1931-03-01 182.000
1931-04-01 179.000
1931-05-01 173.000
1931-06-01 177.000
1931-07-01 185.000
1931-08-01 180.000
1931-09-01 180.000
1931-10-01 177.000
1931-11-01 178.000
1931-12-01 183.000
1932-01-01 178.000
1932-02-01 178.000
1932-03-01 162.000
1932-04-01 172.000
1932-05-01 165.000
1932-06-01 163.000
1932-07-01 164.000
1932-08-01 164.000
1932-09-01 161.000
1932-10-01 151.000
1932-11-01 157.000
1932-12-01 152.000
1933-01-01 148.000
1933-02-01 143.000
1933-03-01 134.000
1933-04-01 129.000
1933-05-01 125.000
1933-06-01 123.000
1933-07-01 141.000
1933-08-01 156.000
1933-09-01 164.000
1933-10-01 166.000
1933-11-01 175.000
1933-12-01 184.000
1934-01-01 189.000
1934-02-01 180.000
1934-03-01 184.000
1934-04-01 190.000
1934-05-01 203.000
1934-06-01 209.000
1934-07-01 218.000
1934-08-01 231.000
1934-09-01 221.000
1934-10-01 209.000
1934-11-01 216.000
1934-12-01 250.000
1935-01-01 232.000
1935-02-01 212.000
1935-03-01 188.000
1935-04-01 183.000
1935-05-01 186.000
1935-06-01 187.000
1935-07-01 195.000
1935-08-01 200.000
1935-09-01 199.000
1935-10-01 198.000
1935-11-01 204.000
1935-12-01 228.000
1936-01-01 211.000
1936-02-01 200.000
1936-03-01 188.000
1936-04-01 183.000
1936-05-01 183.000
1936-06-01 181.000
1936-07-01 193.000
1936-08-01 202.000
1936-09-01 212.000
1936-10-01 215.000
1936-11-01 209.000
1936-12-01 236.000
1937-01-01 232.000
1937-02-01 225.000
1937-03-01 229.000
1937-04-01 245.000
1937-05-01 253.000
1937-06-01 269.000
1937-07-01 306.000
1937-08-01 336.000
1937-09-01 371.000
1937-10-01 391.000
1937-11-01 427.000
1937-12-01 473.000
1938-01-01 431.000
1938-02-01 387.000
1938-03-01 338.000
1938-04-01 314.000
1938-05-01 291.000
1938-06-01 269.000
1938-07-01 265.000
1938-08-01 270.000
1938-09-01 259.000
1938-10-01 259.000
1938-11-01 259.000
1938-12-01 243.000