Who talked to us

Chart: Source: Embed

×

Please use the following HTML code to embed this chart:

<iframe src="//datawrapper.dwcdn.net/zkITZ/3/" frameborder="0" allowtransparency="true" allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen width="450" height="885"></iframe>