Region |-----------1959 - 1988 trends----------|
Trend N ( 95% CI ) Sign. Rel. Abu.
ARI 0.3 36 -2.1 2.6 1.80
CAL 3.6 127 2.6 4.7 *** 3.63
TEX -3.0 34 -5.6 -0.5 ** 0.50
SUR 2.8 226 1.7 3.9 *** 1.43