Region |-----------1959 - 1988 trends----------|
Trend N ( 95% CI ) Sign. Rel. Abu.
ARI 2.4 22 -0.6 5.4 0.88
TEX 0.1 15 -4.2 4.3 0.18
SUR 1.7 60 -0.1 3.5 * 0.41