According to the CIA World Factbook, in 2011 the United States exported an estimated 42,670,000,000 cubic meters of natural gas, or 3.7% of the world’s total natural gas exports. That is enough to make the United States rank seventh out of forty-nine natural gas exporting countries. Russia ranks first, exporting 200,100,000,000 cubic meters of natural gas, or 17.4% of the world’s total.
According to the United Nations Development Programme, in 2010 there were 41.2 babies born to women aged 15 to 19 for every 1000 women aged 15 to 19 in the United States. This makes the United States rank ninety-sixth out of one hundred ninety-four countries ranked in that category. Niger ranks first, with an adolescent fertility rate of 207.1.
According to the United Nations Development Program, in 2010 public spending on health care amounted to 9.5% of GDP. This is enough to make the United States rank sixth out of one hundred eighty-eight countries ranked in that category. The Marshall Islands ranked first, with public health expenditure amounting to 15.0% of GDP.