Hi. ba'c La^m, Ca?m o+n ba'c dda~ cho tho^ng tin ve^` ca'i chi? so^' na`y. Xem ra cung ca'ch ti'nh cu~ng va^~n subjective tha^.t Tho^i thi` "chi? so^' vo^ tha^.p toa`n", to^i cu+' GDP to^i ne^.n tho^i ;) BTW, to^i co^? vu~ cho Deeper Blue dda^'y, ba'c co' ddi.nh choa?ng to^i kho^ng ? To^i cha^'p ba'c ddi tru+o+'c dda^'y (ddua` ti' ;-))) Cha`o, Trung