=
1) More than half of which is cereal (wheat)
2) A third of which consists of food and livestock chiefly for food
3)
*
Almost a third of which consists of food and livestock chiefly for food 4) Over a third of which are chemicals
*5) Over a third of which is iron and steel
*6)
Approx a fifth of which is cereal, as is chemicals
*7) Almost a third of which consists of machinery for specialised industries/
power generation/transport etc.
*Based on the figures for 1983 only