CANADA CONSUMER PRICE INDEX UP 0.6 PCT IN MAY Canada's consumer price index rose 0.6 pct in May to 137.8, base 1981, following a 0.4 pct rise in April and a 0.5 pct rise in May 1986, Statistics Canada said. The May year-on-year rise was 4.6 pct, compared with a 4.5 pct rise in April.