Quarter	Thousand Gross Tons
1888-01-01	575.300
1888-04-01	595.300
1888-07-01	689.300
1888-10-01	807.500
1889-01-01	917.800
1889-04-01	928.400
1889-07-01	882.200
1889-10-01	872.100
1890-01-01	862.900
1890-04-01	734.000
1890-07-01	650.900
1890-10-01	732.800
1891-01-01	803.800
1891-04-01	778.400
1891-07-01	698.000
1891-10-01	790.300
1892-01-01	838.000
1892-04-01	774.300
1892-07-01	665.100
1892-10-01	549.900
1893-01-01	605.300
1893-04-01	590.800
1893-07-01	608.000
1893-10-01	624.800
1894-01-01	710.700
1894-04-01	703.700
1894-07-01	635.500
1894-10-01	639.500
1895-01-01	640.000
1895-04-01	700.500
1895-07-01	701.600
1895-10-01	701.400
1896-01-01	763.700
1896-04-01	769.600
1896-07-01	651.500
1896-10-01	784.000
1897-01-01	826.000
1897-04-01	869.400
1897-07-01	882.100
1897-10-01	1006.40
1898-01-01	1179.90
1898-04-01	1320.10
1898-07-01	1362.60
1898-10-01	1398.90
1899-01-01	1375.30
1899-04-01	1385.40
1899-07-01	1346.30
1899-10-01	1306.20
1900-01-01	1257.90
1900-04-01	1264.90
1900-07-01	1203.30
1900-10-01	1264.30
1901-01-01	1298.30
1901-04-01	1299.90
1901-07-01	1413.70
1901-10-01	1354.50
1902-01-01	1233.10
1902-04-01	1120.30
1902-07-01	990.200
1902-10-01	1011.70
1903-01-01	948.100
1903-04-01	979.400
1903-07-01	842.000
1903-10-01	845.200
1904-01-01	906.200
1904-04-01	936.700
1904-07-01	987.600
1904-10-01	963.500
1905-01-01	1183.30
1905-04-01	1231.00
1905-07-01	1287.60
1905-10-01	1337.10
1906-01-01	1390.00
1906-04-01	1403.90
1906-07-01	1245.20
1906-10-01	1164.00
1907-01-01	1299.90
1907-04-01	1242.90
1907-07-01	1066.80
1907-10-01	923.700
1908-01-01	792.300
1908-04-01	747.300
1908-07-01	676.300
1908-10-01	714.400
1909-01-01	867.100
1909-04-01	685.700
1909-07-01	748.300
1909-10-01	894.300
1910-01-01	1041.40
1910-04-01	1086.80
1910-07-01	1131.90
1910-10-01	1057.50
1911-01-01	1356.30
1911-04-01	1470.00
1911-07-01	1437.70
1911-10-01	1516.70
1912-01-01	1683.00
1912-04-01	1767.80
1912-07-01	1843.50
1912-10-01	1967.30
1913-01-01	2054.60
1913-04-01	2000.50
1913-07-01	1986.10
1913-10-01	1956.30
1914-01-01	1884.00
1914-04-01	1719.70
1914-07-01	1706.20
1914-10-01	1616.00
1915-01-01	1587.50
1915-04-01	1506.90
1915-07-01	1536.20
1915-10-01	1363.60
1916-01-01	1423.40
1916-04-01	1540.20
1916-07-01	1789.10
1916-10-01	1848.40
1917-01-01	2005.50
1917-04-01	1867.40
1917-07-01	1879.60
1917-10-01	1866.60
1918-01-01	1879.50
1918-04-01	1815.00
1918-07-01	1746.90
1918-10-01	1980.00
1919-01-01	2254.80
1919-04-01	2524.00
1919-07-01	2816.80
1919-10-01	2994.20
1920-01-01	3394.40
1920-04-01	3578.20
1920-07-01	3731.10
1920-10-01	3708.90
1921-01-01	2951.60
1921-04-01	2351.00
1921-07-01	2095.00
1921-10-01	1918.30
1922-01-01	1619.00
1922-04-01	1438.50
1922-07-01	1198.00
1922-10-01	1120.60
1923-01-01	1311.10
1923-04-01	1207.80
1923-07-01	1029.20
1923-10-01	1231.20
1924-01-01	1372.60
1924-04-01	1464.70
1924-07-01	1468.40
1924-10-01	1297.00
1925-01-01	1165.50
1925-04-01	1093.60
1925-07-01	1009.20
1925-10-01	885.000
1926-01-01	843.100
1926-04-01	841.300
1926-07-01	774.800
1926-10-01	760.100
1927-01-01	1216.90
1927-04-01	1390.40
1927-07-01	1536.40
1927-10-01	1579.70
1928-01-01	1440.80
1928-04-01	1202.60
1928-07-01	1089.80
1928-10-01	1242.80
1929-01-01	1357.40
1929-04-01	1453.90
1929-07-01	1448.40
1929-10-01	1560.30
1930-01-01	1615.00
1930-04-01	1392.10
1930-07-01	1116.70
1930-10-01	908.900
1931-01-01	693.800
1931-04-01	555.600
1931-07-01	417.400
1931-10-01	400.500
1932-01-01	373.000
1932-04-01	121.300
1932-07-01	88.0000
1932-10-01	82.7000
1933-01-01	105.000
1933-04-01	147.400
1933-07-01	163.700
1933-10-01	186.400
1934-01-01	336.400
1934-04-01	528.200
1934-07-01	554.200
1934-10-01	570.100
1935-01-01	532.500
1935-04-01	537.000
1935-07-01	511.500
1935-10-01	728.800
1936-01-01	828.100
1936-04-01	846.000
1936-07-01	925.900
1936-10-01	960.900
1937-01-01	1013.50
1937-04-01	1199.00
1937-07-01	1182.00
1937-10-01	1122.80
1938-01-01	1079.10
1938-04-01	1036.20
1938-07-01	882.700
1938-10-01	772.800
1939-01-01	591.800
1939-04-01	788.900