It’s been more than 100 years since the world began observing International Women’s Day, and yet no country has achieved full gender equality.

“It’s very sobering to realize that it’s 2016 and we don’t have that yet,” said Daniela Ligiero, Vice President of Girls and Women Strategy at the United Nations Foundation.

Of 145 nations, Iceland has come closest in the realms of economic participation and opportunity, educational attainment, health and survival, and political empowerment, according to 2015 data from the World Economic Forum.