Question: 上证50的最新交易日最高价
Answer: 必答点：上证50指数最新交易日的最高价
精度要求：仅允许四舍五入误差
Date: 2025/8/14
Reference data: {"000016___SH":{"RT_TIME":"150009","RT_DATE":"20250814","RT_HIGH":"2858.01"}}