Question: In what year was the Kit Kat brand the top-selling confection in Japan while Nestle was the largest food company in the world?
Context: San Miguel Pure Foods Company, Inc. (, abbreviated as SMPFCI) is the largest food company in the Philippines, with nearly 3,000 employees deployed in a nationwide network of offices, farms, manufacturing, processing and distribution facilities.  It is the food subsidiary of San Miguel Corporation (SMC). There have been more than 300 limited-edition seasonal and regional flavors of Kit Kats produced in Japan since 2000.  Nestlé, which operates the Kit Kat brand in Japan, reports that the brand overtook Meiji Chocolate as the top-selling confection in Japan from 2012 to 2014.  The company's marketing campaign, which partnered with Japan Post to sell the bar in 20,000 post offices, won an award in 2010.  That campaign encouraged associations of the product's name to the coincidental cognate "Kitto Kattsu" (きっと勝つ ) , translated as "You will surely win," and could be mailed as a good luck charm for students ahead of university exams. Henri Nestlé (born Heinrich Nestle; August 10, 1814 – July 7, 1890) was a German-born Swiss confectioner and the founder of Nestlé, the world's largest food and beverage company, as well as one of the main creators of condensed milk. Kit Kat is a chocolate-covered wafer bar confection created by Rowntree's of York, United Kingdom, and is now produced globally by Nestlé, which acquired Rowntree in 1988, with the exception of the United States where it is made under license by H.B. Reese Candy Company, a division of The Hershey Company.  The standard bars consist of two or four fingers composed of three layers of wafer, separated and covered by an outer layer of chocolate.  Each finger can be snapped from the bar separately.  There are many different flavours of Kit Kat. Kit Kat is a chocolate-coated wafer confection. Wan Ling Martello (1958, Philippines) is the current Executive Vice President and Head of the Asia Zone, and former CFO of Nestle, the world's largest food company.  She succeeded Jim Singh, executive vice president and CFO, who retired in March, 2012, and preceded François-Xavier Roger.  Martello is an American citizen of Chinese and Filipino heritage. Rowntree Mackintosh Confectionery was a confectionery Company formed by the merger of Rowntree's and John Mackintosh Co..  The company was famous for making well-known brands of chocolate, including Kit Kat, Aero and Quality Street.  Nestle have since purchased Rowntree Mackintosh Confectionery and was defunct in 1988 by the company's purchase as Nestle has re-branded all of its products to Nestle Confectionery.  Nestle's main reason for the purchase is for the rights to the products but also Rowntree's York Factory.  Rowntree Mackintosh Confectionery also owned John Mackintosh Co.'s former headquarters and current factory.  The Halifax-based factory is still used today, located next to Halifax railway station for the production of Quality Street and more.  Rowntree's former factory and headquarters were in York.  Nestle has invested more than £200 million in the Rowntree's business since 1988, making the York site one of the world's largest confectionery factories.  Nestle's global research centre for confectionery is also based here, and recently doubled in size following a £7 million investment. Vigor is a Brazilian dairy and food company and is the sixth largest dairy company in Brazil.  The company is a subsidiary of Grupo Lala, the largest food processing company in the world, the company is headquartered in São Paulo. Nestlé S.A. is a Swiss transnational food and drink company headquartered in Vevey, Vaud, Switzerland.  It has been the largest food company in the world, measured by revenues and other metrics, for 2014, 2015, and 2016.  It ranked No. 72 on the Fortune Global 500 in 2014 and No. 33 on the 2016 edition of the Forbes Global 2000 list of largest public companies. Tiger Brands Limited () is a South African packaged goods company.  In addition to the company's South African operations Tiger Brands also has direct and indirect interests in international food businesses in Chile, Zimbabwe, Mozambique, Nigeria, Kenya and Cameroon.  Tiger Brands is South Africa's largest food company.
Answer: 2014