(IP (NP-SBJ (-NONE- *pro*))
(VP (VV 使)
(NP-OBJ (DNP (DP (NP (NT １９９７年))
(DP (DT 全)
(CLP (M 年))))
(DEG 的))
(ADJP (JJ 累积))
(NP (NN 顺差额)))
(IP (NP-SBJ (-NONE- *PRO*))
(VP (VRD (VV 降)
(VV 到))
(NP-OBJ (CP (WHNP-2 (-NONE- *OP*))
(CP (IP (NP-SBJ (-NONE- *T*-2))
(VP (VV 微不足道)))
(DEC 的)))
(NP (NN 数目)))))))
ARG0: *T*-2
REL: 微不足道