Region |-----------1959 - 1988 trends----------| Trend N ( 95% CI ) Sign. Rel. Abu. CAL 1.7 102 0.4 3.0 *** 3.06 ORE 1.4 18 -0.8 3.5 3.40 SUR 1.7 122 0.4 3.0 *** 2.77