|
| Commodity | 2008 | 2009 | 2010 | 2011 |
| Maps & hydrographic/sim. charts of all kinds, incl. atlases, topographical ... | | $664 | | |
| Maps & hydrographic/sim. charts of all kinds, wall maps, topographical plan ... | $3,958 | $1,980 | $1,669 | $1,478 |
| Total | $3,958 | $2,644 | $1,669 | $1,478 |
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