2013 horse meat scandal around 500–600 burgers containing 100% horse meat would need to be eaten to receive the daily human therapeutic dose. Additional tests at that time indicated than none of the products from Findus contained phenylbutazone. Another report found that between two and five percent of samples tested between 2007 and 2011 had phenylbutazone contamination, and that only 50 samples per year were tested. In 2012, 145 carcasses had been tested, and two out of the nine carcasses found positive for bute that year were not reported to the FSA for seven months. In April 2013, the FSA reported it had not
Tesco books, clothing, electronics, furniture, toys, petrol, software, financial services, telecoms, and internet services. In the 1990s Tesco repositioned itself from being a down-market high-volume low-cost retailer, to one designed to attract a range of social groups by offering products ranging from low-cost "Tesco Value" items (launched 1993) to its "Tesco Finest" range. This broadening of its appeal was successful and saw the chain grow from 500 shops in the mid-1990s to 2,500 shops fifteen years later. Tesco is listed on the London Stock Exchange and is a constituent of the FTSE 100 Index. It had a market capitalization of approximately