Region |-----------1959 - 1988 trends----------|
Trend N ( 95% CI ) Sign. Rel. Abu.
ARI 1.9 35 -0.3 4.0 * 7.02
CAL 3.5 35 -0.4 7.4 * 1.83
TEX -2.8 62 -7.7 2.0 2.49
SUR -0.4 148 -3.7 2.9 2.65