Commodity2005200620072008200920102011
Microscopes (excl. optical microscopes); diffraction app.  $1,514$3,480$6,813$14,771$219,479
Parts & accessories of the app. of 90.12$35,668$24,363$209,950$33,142$18,137$72,221$88,216
Total$35,668$24,363$211,464$36,622$24,950$86,992$307,695