Region |-----------1959 - 1988 trends----------|
Trend N ( 95% CI ) Sign. Rel. Abu.
BC 2.4 31 -0.1 4.9 * 136.24
WAS -9.5 17 -23.5 4.5 21.73
SUR 2.5 53 -0.1 5.0 * 65.70