Region |-----------1959 - 1988 trends----------| Trend N ( 95% CI ) Sign. Rel. Abu. BC -1.7 14 -3.4 -0.1 ** 0.46 COL 0.0 14 -1.1 1.1 0.07 ONT 0.7 41 -0.7 2.2 0.13 SUR 0.5 162 -0.7 1.6 0.16