Most countries collect this data, but they are, in most cases, not aligned with UN protocols for definitions and collection methods, so the data can't be compared across countries.
Most countries collect some data on migration in all these categories, although there is little consistency between countries on how these definitions are applied.
In the 2010 report Pharmaceuticals in the Environment: Results of an EEA Workshop, the European Environment Agency EEAA) stated most countries there collect unused drugs separately from household waste, usually at pharmacies (a handful also have separate collection sites alongside pharmacies).
In fact, most of the countries collect information from surveys on capacity utilisation (CU) in manufacturing, which shows important fluctuations over the business cycle.
Since then, efforts to compile data have intensified and today even most low-income countries collect at least some data on school resources and student achievement.
For women in the world's most economically deprived countries, collecting water is a key part of preparing to give birth -- if they are lucky enough to have a source of water that they can use.
However, relevant household survey data, which is traditionally needed for this analysis is not frequently collected in most countries and in some countries, has not been collected at all.
Most country studies also collected a range of qualitative (social transformation) and financial data (flow of funds).
Although most countries do not systematically collect detailed information on emigrants (see Dustmann and Weiss 2008), Australia is an exception.
Although ethnicity data are collected in most countries at the population level, it has become more common to collect such data in healthcare settings, partially in response to growing health and social inequities worldwide.
