https://docs.google.com/spreadsheets/d/1h0s1sepYvDU18OlSDkanSku9GJCPu-XMFFDRRmCf-H0/edit DELL OPTIPLEX GX1P, 4,571, -4,571, 0. 346. 300342, 07.02.2000, WIN 98 P.C., 1,314 ... 990. 300987, 31.12.2000, SMALL FORM FACTOR PC, 2,034, -2,034, 0. 991. 300988 ...