CANADA RETAIL SALES FALL 0.1 PCT IN JANUARY Canada's retail sales, seasonally adjusted, fell 0.1 pct in January after gaining 0.9 pct in December, Statistics Canada said. Retail sales fell to 11.98 billion dlrs from 11.99 billion dlrs in December, 1986. Unadjusted sales were 6.9 pct higher than in January, 1986. In January, automobile sales fell 1.9 pct, department store sales slipped 3.2 pct and variety stores sales plunged 14 pct. The declines were offset by a 5.5 pct increase in grocery store sales and a 9.9 pct gain in hardware sales.