As figure 1.7 shows, there were about five workers supporting each retiree in 1960.
The figure shows that only 5 workers or so supported each retiree in the year 1960.
mnli hypothesis: The figure shows that only 5 workers or so supported each retiree in the year 1960. premise: As figure 1.7 shows, there were about five workers supporting each retiree in 1960.