1、the graph, presented in a pie chart, shows the general trend in...这个饼图展示了...的总趋势

2、this is a column chart showing...这个柱图展示了...

3、as can be seen from the graph, the two curves show the fluctuation从图中可看出，两条曲线表明...的波动情况

4、in the year between...and...在...年到...期间...

5、in the 3 years spinning from 1995 through 1998...在1995-1998的三年中...

6、from then on/from this time onwards...从那时起...