Year

1961

1970

1980

1990

2000

2010

Energy (×10¹⁵ kcal)

0.33

0.54

0.73

1.01

1.28

1.44

Energy from cereals (×10¹⁵ kcal)

0.18

0.34

0.49

0.65

0.71

0.70

Protein (×10¹⁰ kg)

0.92

1.33

1.81

2.65

3.80

4.51

Superior protein (×10¹⁰ kg)

0.35

0.41

0.50

0.82

1.47

1.97

Fat (×10¹⁰ kg)

0.35

0.69

1.14

1.99

3.24

4.10