Commodity2005200620072008200920102011
Slates & boards, with writing/drawing surfaces, whether or not framed$2,730,117$3,162,155$3,605,736$3,297,186$3,513,554$3,941,377$4,923,545
Total$2,730,117$3,162,155$3,605,736$3,297,186$3,513,554$3,941,377$4,923,545