Migrant crisis: Migration to Europe explained in seven charts

link: http://www.bbc.co.uk/news/world-europe-34131911

1. Which countries are migrants from?
2. Where are migrants going?
3. How do migrants get to Europe?
4. How dangerous is the journey?
5. Which European countries are most affected?
6. How has Europe responded?
7. How many asylum claims are approved?