I don't know, but I've owned it for a while! <img src=http://stockcharts.com/c-sc/sc?chart=artg,uu[e,a]dhclyiay[db][pb5!b10!b15!d20,2!f][vc5!c20][iut!ue5,15,10!lv8!uk9!ll5!lc15!lg30!lb5!up5,5!lm12,9][j20444984,y]&r=3555>