Complete these activities from the percentage table.
Type of Firm 1966 1970 1974
Petroleum. 11.2. 9.3 12.7
Drugs. 10.8 9.4. 12.2
Chemicals. 8.0 5.0. 8.2
Motor Vehicles 6.2 2.4. 2.7
Electrical. 4.8. 3.3. 3.9
Food. 2.7. 2.5. 2.8
Which industry was hardest hit by the recession from 1966 to 1970? v What was its percentage decline in profits (to the nearest tenth)?
