Feb 21 (Reuters) - APA Group APA.AX :
* HY PROFIT AFTER TAX DOWN 11.3 PCT TO $124 MILLION
* HY REVENUE UP 0.8 PERCENT TO $1.19 BILLION
* INTERIM DISTRIBUTION PROPOSED 21.00 CENTS PER SHARE
* EXPECT TO ACHIEVE CURRENT FY2018 EBITDA WITHIN GIVEN GUIDANCE RANGE