More than 93 % of the workforce was wage - dependent , and more than 25 % had to go more than 30 km to their jobs .
By 1975 , the farmers ' share of the population had shrunk to 2.5 % .
More than 93 % of the workforce was wage - dependent , and more than 25 % had to go more than 30 km to farmers ' jobs .
By 1975 , the farmers ' share of the population had shrunk to 2.5 % .