According to the table below: Product Largest Firms Concentration Ratio (% ) Video game consoles Sony, Microsoft, Nintendo 100% Instant breakfast Carnation, Pillsbury, Dean Foods 100 Laser eye surgery VISX, Summit Technology 100 Tennis balls Gen Corp (Penn). PepsiCo (Wilson). Dunlop, Spalding 100 Credit cards Visa, MasterCard, American Express, Discover Disposable diapers Procter & Gamble, Kimberly-Clark, Curity, Romar Tissue Mills 99 Wireless phone service AT &T, Verizon, T-Mobile, Sprint 98 Razor blades Gillette, Warner-Lambert (Schick; Wilkinson). Bic, American Safety Razor 98 Sports drinks PepsiCo (Gatorade), Coca-Cola, (PowerAde). Monarch (All Sport) 98 Internet search engines Google, Bing. Yahoo 98 Scientific calculators Texas Instruments, Casio, Hewlett-packard 97 Electric razors Norelco, Remington, Warner-Lambert, Sunbeam 96 Sanitary Napkins Johnson & Johnson, Kimberly-Clark, Procter & Gamble 96 Cigarettes Altria, Reynolds American, Imperial, Liggett 96 Baby food Gerber Products, Beech-Nut, DelMonte 95 Batteries Duracell, Eveready. Ray-O-Vac, Kodak 94 Web search ads Google, Yahoo, Microsoft, AOL 94 Chewing gum Wm. Wrigley. Pfizer, Hershey Soft drinks Coca-Cola, PepsiCo, Dr. Pepper Snapple, Cott (RC Cola) 34 Breakfast cereals Kelloggs, General Mills, Ralcorp, PepsiCo (Quaker Oats 92 Computer printers Hewlett-packard, Epson, Canon, Lexmark 91 Toothpaste Colgate-Palmolive, Procter & Gamble, Church & Dwight, Beecham 91 Internet browsers Google, Microsoft, Mozilla, Apple 90 Detergent Procter & Gamble, Lever Bros., Dial, Colgate-Palmolive Art auctions Sotheby's, Christie's 30 Greeting cards Hallmark, American Greetings, Gibson 88 Canned soup Campbell, Progresso 85 Beer Anheuser-Busch, PhilipMorris (Miller, Coors), Pabst, Yuengling 30 In how many markets do fewer than 3 firms produce at least 99 percent of total output? Instructions: Enter your response as a whole number. market(s)