|
| Commodity | 2005 | 2006 | 2007 | 2008 |
| Theodolites & tachymeters (tacheometers) | | | | $2,593 |
| Levels (excl. of 90.31) | $302 | | $403 | |
| Photogrammetrical surveying instr. & appls. | | | | $271,110 |
| Surveying/hydrographic/oceanographic/hydrological/meteorological/geophysica ... | $3,812 | $126,613 | $3,757 | $19,828 |
| Total | $4,114 | $126,613 | $4,160 | $293,531 |
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