N.Z. TRADING BANK DEPOSIT GROWTH RISES SLIGHTLY New Zealand's trading bank seasonally adjusted deposit growth rose 2.6 pct in January compared with a rise of 9.4 pct in December, the Reserve Bank said. Year-on-year total deposits rose 30.6 pct compared with a 26.3 pct increase in the December year and 34.5 pct rise a year ago period, it said in its weekly statistical release. Total deposits rose to 17.18 billion N.Z. Dlrs in January compared with 16.74 billion in December and 13.16 billion in January 1986.