|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Rangefinders | $100 | | | | | $19,869 | $8,000 |
| Levels (excl. of 90.31) | $38,855 | $1,141 | $564 | $277 | $1,646 | $18,637 | $16,770 |
| Photogrammetrical surveying instr. & appls. | | $40 | $94,157 | | $1,075 | $198,746 | |
| Surveying/hydrographic/oceanographic/hydrological/meteorological/geophysica ... | | | $326,139 | $57,089 | $10,787 | $5,000 | $42,777 |
| Total | $38,955 | $1,181 | $420,860 | $57,366 | $13,508 | $242,252 | $67,547 |
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