Поставить глаг.в нужном времени: 

1  The graph shows that the number of international arrivals ( rise) since 1950.

2  From 1950 to 1960 the number of international tourist arrivals ( grow) from 30 million to 80 million.

3  In the present day the number of arrivals ( continue ) to grow (continue) 

4 By 2020 the figure (be) 1580 million.