Table: port_grain_data
Columns: product
2004
2003
2002
2001

Question: What was the amount of grain in 2001?
SQL: SELECT "2001" FROM port_grain_data WHERE "product" = 'grain'

Question: What is the amount of oil terminal in 2004?
SQL: SELECT "2004" FROM port_grain_data WHERE "product" = 'oil terminal'

Question: What is the 2003 statistic for the product that had 514,000 tonnes in 2001?
SQL: SELECT "2003" FROM port_grain_data WHERE "2001" = '514,000 tonnes'

Question: What is the 2002 statistic for the product that had 452,000 tonnes in 2001?
SQL: SELECT "2002" FROM port_grain_data WHERE "2001" = '452,000 tonnes'

Question: What is the 2001 statistic for the product that had 2,360,000 tonnes in 2002?
SQL: SELECT "2001" FROM port_grain_data WHERE "2002" = '2,360,000 tonnes'

Question: What is the 2003 statistic for general cargo?
SQL: SELECT "2003" FROM port_grain_data WHERE "product" = 'general cargo'