These two articles sit apart from the converter. One is for reading country and world figures. The other is for writing an invoice when the work is finished.
World population, economies, and the other big numbersHow to read world population, GDP, hunger, energy, forest loss, and health figures on World Data & Facts, and which sources those pages summarize.A free invoice when the work is doneHow InvoGet builds a PDF invoice for freelancers and small businesses in 19 countries, with tax ID labels, line items, and no account.