Worldwide, solar took the lion's share of spending on renewables, at $160.8bn, followed by windfarms.
The share of spending devoted to food, by contrast, has dropped to 13 percent, from 25 percent.
But progress is sluggish – for example 2010-11 saw a further small increase in the share of spending in acute hospitals and a reduction in the share of spending in primary care.
We report some trends in these countries' progress towards universal coverage, such as increasing enrolment in government health insurance, a movement towards expanded benefits packages, and decreasing out-of-pocket spending accompanied by increasing government share of spending on health.
To date, private sector participation in the affordable health care sector has been low, with the government taking on the major share of spending.
Prices are aggregated into sub-indices such as food, energy, apparel and health care, then averaged together, with the categories weighted according to their share of spending.
States have been buffered from the harshest recessionary effects of the Medicaid explosion by a series of Congressional appropriations that have temporarily increased the federal share of spending.
Many such programs focus on "dual eligibles" — nine million people who qualify for both Medicare and Medicaid, are especially complicated to treat and account for a disproportionate share of spending.
But the Centre for American Progress, a think-tank, reached much the same conclusion in a report that looked only at the federal share of spending on essential projects.
The goal all along has been to bring Google's search and YouTube services to Internet-enabled televisoon so it could capture a share of spending on TV advertising, which still commands the biggest portion of ad budgets.
The share of spending on K-12 education, state universities, and public transportation fell accordingly.
