Now that several COVID-19 vaccines have been approved, and with almost 200 vaccines still in development, the race is on to immunise the world against coronavirus and get back life to normal. Unsurprisingly, the largest and most ambitious inoculation programme in history is proving to be a monumental challenge. Supply and logistical issues are plaguing the rollout, while some richer countries have been accused of hoarding vaccines to the detriment of lower income nations. Click or scroll through the countries and groups of nations that have secured the most vaccine doses based on data collated by Duke University's Global Health Innovation Center for its Launch & Scale Speedometer, which tracks coronavirus vaccine orders around the globe.