GDP share of agriculture - country data from around the world:
The average for 2015 was 12.46 percent.
The highest value was in Sierra Leone: 61.33 percent and the lowest value was in Singapore: 0.04 percent.
Below is a chart for all countries where data are available for: GDP share of agriculture.
World bank definition: Agriculture corresponds to ISIC divisions 1-5 and includes forestry, hunting, and fishing, as well as cultivation of crops and livestock production. Value added is the net output of a sector after adding up all outputs and subtracting intermediate inputs. It is calculated without making deductions for depreciation of fabricated assets or depletion and degradation of natural resources. The origin of value added is determined by the International Standard Industrial Classification (ISIC), revision 3. Note: For VAB countries, gross value added at factor cost is used as the denominator.