Region |-----------1959 - 1988 trends----------| Trend N ( 95% CI ) Sign. Rel. Abu. ARI -0.2 30 -3.6 3.1 0.48 CAL 1.8 108 0.6 3.1 *** 0.34 FLA 0.1 57 -3.9 4.1 0.61 LA 0.4 20 -4.1 5.0 1.21 NC 0.2 15 -1.7 2.0 0.08 TEX -0.6 65 -1.7 0.5 0.48 SUR 0.2 478 -1.7 2.1 0.21