About 23 percent of child labour in developing countries occurs in low-income countries, with the largest numbers in Asia and the Pacific. Over 2000-2012 the number of child labourers fell by 78 million, or almost a third. Progress was greatest among younger children and children in hazardous work. It includes work or services exacted from any person under the menace of any penalty and for which that person has not offered himself or herself voluntarily.