Quarter	Thousand Gross Tons
1910-07-01	117.600
1910-10-01	96.3000
1911-01-01	98.9000
1911-04-01	97.8000
1911-07-01	88.5000
1911-10-01	105.800
1912-01-01	153.100
1912-04-01	204.500
1912-07-01	215.300
1912-10-01	236.200
1913-01-01	228.200
1913-04-01	169.400
1913-07-01	131.800
1913-10-01	147.600
1914-01-01	149.800
1914-04-01	148.500