FIGURE 1. Maritime Imports and Exports via Port of Philadelphia, PA: 1997-2007
FIGURE 1. Maritime Imports and Exports via Port of Philadelphia, PA: 1997-2007Excel | CSV | Graphic Version
(Short tons, millions)
Imports Exports Total 1997 29 0.5 30 1998 32 0.8 32 1999 25 0.3 25...