Share of clinical trials started worldwide 2012-2022, by region

Geographical distribution of clinical trials started worldwide from 2012 to 2022, by region

CharacteristicNorthern America*Asia (excl. Japan)EuropeOceaniaSouth AmericaMiddle East
2022** 30% 29% 24% 5% 2% 4%
2021 27% 30% 23% 6% 3% 5%
2020 26% 27% 25% 7% 4% 5%
2019 27% 27% 27% 7% 3% 4%
2018 29% 23% 28% 6% 4% 4%
2017 27% 24% 31% 6% 3% 4%
2016 27% 20% 35% 5% 3% 4%
2015 31% 20% 29% 6% 4% 4%
2014 33% 21% 27% 5% 4% 5%
2013 31% 20% 29% 6% 4% 5%
2012 29% 20% 31% 5% 4% 4%
Created with Highcharts 7.2.2Share of clinical trials29%29%31%31%33%33%31%31%27%27%27%27%29%29%27%27%26%26%27%27%30%30%20%20%20%20%21%21%20%20%20%20%24%24%23%23%27%27%27%27%30%30%29%29%31%31%29%29%27%27%29%29%35%35%31%31%28%28%27%27%25%25%23%23%24%24%5%5%6%6%5%5%6%6%5%5%6%6%6%6%7%7%7%7%6%6%5%5%4%4%4%4%4%4%4%4%3%3%3%3%4%4%3%3%4%4%3%3%2%2%4%4%5%5%5%5%4%4%4%4%4%4%4%4%4%4%5%5%5%5%4%4%Northern America*Asia (excl. Japan)EuropeOceaniaSouth AmericaMiddle East20122013201420152016201720182019202020212022**
0%20%40%60%80%100%120%
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Release date

August 2022

Region

Worldwide

Survey time period

2012 to 2022

Supplementary notes

Please note that one trial may be run in several locations – resulting in differences in total number of trials versus number of trials in geographic split. Terminated trials were excluded from the analysis. Trials not industry sponsored and device trials were excluded. Percentage points missing 100 percent represent other regions and countries like Africa or Japan.
* Including Caribbean.
** Values as of August 2022.

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