Region |-----------1959 - 1988 trends----------|
Trend N ( 95% CI ) Sign. Rel. Abu.
ARI 3.0 45 1.6 4.4 *** 1.83
CAL 1.0 113 -0.3 2.4 0.79
COL 0.3 17 -1.1 1.8 0.06
NM -2.1 27 -5.7 1.4 0.59
TEX -2.7 56 -3.7 -1.6 *** 1.40
SUR 0.1 308 -1.4 1.6 0.64