Sales Firm (millions of dollars) ABC 50 DEF 60 GHI 80 JKL 100 MNO 130 POR 150 STU 170 71) Based on the above table, which shows the firms and sales in an industry, what is the approximate value of the Herfindahl-Hirschman Index? A) 4,800 B) 1,660 C) 2,300 D) 10,000