What percent has the average annual growth of the Chinese robotics industry reached over the past five years.

在过去的五年时间里，中国的机器人产业的年平均增长率达到了百分之多少？

回答用:It has reached 22% (22 percent)它已达到了百分之二十二。

备注(1):It指代the average annual growth of the Chinese robotics industry

备注(2):what percent是对百分之多少提问，即对百分之前面数词提问。

The average annual growth of the Chinese robotics industry【主语】//  has reached【谓语动词】// 22  percent【宾语】// over the past five years【时间状语】// 

对以上划线部分的数词22 提问,就是下面特殊疑问句。

What percent has the average annual growth of the Chinese robotics industry reached over the past five years?