Date	NTD/USD
2018/6/20	30.170
2018/6/19	30.186
2018/6/15	30.002
2018/6/14	29.938
2018/6/13	29.890
2018/6/12	29.860
2018/6/11	29.821
2018/6/8	29.816
2018/6/7	29.740
2018/6/6	29.738
2018/6/5	29.815
2018/6/4	29.820
2018/6/1	29.864
2018/5/31	29.980
2018/5/30	30.050
2018/5/29	29.988
2018/5/28	29.928
2018/5/25	29.945
2018/5/24	29.930
2018/5/23	29.960