Region |-----------1959 - 1988 trends----------|
Trend N ( 95% CI ) Sign. Rel. Abu.
ARI -1.3 14 -11.7 9.1 12.20
NM 16.5 14 -1.2 34.1 * 6.38
OKL 0.2 14 -2.4 2.7 6.00
TEX 4.8 33 0.7 9.0 ** 24.45
SUR 3.6 100 -2.0 9.2 9.59