Region |-----------1959 - 1988 trends----------| Trend N ( 95% CI ) Sign. Rel. Abu. ARI 3.2 40 1.1 5.4 *** 2.90 CAL -1.9 131 -3.4 -0.3 ** 18.35 COL 0.1 15 -1.2 1.4 0.11 NM -2.8 23 -5.0 -0.5 ** 1.40 ORE 4.3 15 -0.7 9.3 * 8.82 TEX -6.4 60 -8.4 -4.4 *** 1.97 SUR -1.5 303 -3.1 0.0 * 5.45