关于走出低谷的作文300字（一篇）

Also it can be noticed that in ** year ，the number/percentage … reached the buttom . However/on the contrary，**year saw the peak during this period.

……时间点 ，when the number/percentage reached(amounted to)to a peak of… / a high point at …

……时间点，when the number/percentage bottomed out (at…)