1. The figures for, again,

读数据的方式：approximately 7%, about 15%, only 2.5% 还有almost 5%

动词的简单，stood at,  grew to, dipped to,  rising to ..

E.g. the figure for Japan dipped to only 2.5% for much of this period, before rising to almost 5% again at the present time.

2. Whistle-blower act as the gatekeeper

3. On the other side of the world

4. Keep up with news