In America, car sales increase by 20% every year. There are only two types of competitors in the market: GM and Ford. In 1991, their market shares were 45% and 55%, respectively. In 1992, GM loses 20% of its customers (from 1991) to Ford, and Ford loses 40% of its customers (from 1991) to GM. If the market growth is divided in favor of GM in the ratio of 3:1, what was Ford’s market share in 1992?