While the news cycle in January was dominated by reports on Japanese hostages held by the militant group Islamic State and the Paris attacks on the offices of the satirical newspaper Charlie Hebdo, some stories didn’t receive as much attention.

The conflict in eastern Ukraine, now in its 10th month, has taken a heavy toll on the country’s population. Wide-ranging violations of international humanitarian law have been documented on both sides of the conflict, following clashes between Russian-backed rebels and the Ukrainian government forces in the eastern regions of the country.

We know there’s a problem but we don’t know how big it is. That’s what governments, scholars, and others argue when trying to figure out how to allot funds toward this problem of sexualized violence in conflict. If we don’t know the numbers, they ask, how can we help properly? How can we mount prosecutions? Offer reparations? Put in place proper advocacy? So the thinking goes.