23 calls from
READ_NEXT_TRCDATA

CHECK_FILES  1
ENDRUN  2
FIND_TIMES  3
GET_CURR_DATE  1
READ_2D_TRC  2
READ_3D_TRC  1
READ_ZA_TRC  1
SET_CYCLE_INDICES  2
SET_DATE_FROM_TIME_FLOAT  4
SET_TIME_FLOAT_FROM_DATE  6