Commodity2005200620072008200920102011
Slates & boards, with writing/drawing surfaces, whether or not framed$899,089$1,251,012$1,609,647$1,950,204$823,481$1,092,431$1,223,534
Total$899,089$1,251,012$1,609,647$1,950,204$823,481$1,092,431$1,223,534