Where can I put my data using Ember.js

I coded an Ember.js App. I displayed a Multiple Line Chart using d3.js.

In my Template 'index.hbs', we have a component 'multiple-line.hbs' that all code was writing in 'multiple-line.js' for building the chart.

The question is how can I put the data "donnees" to another place than 'multiple-line.js'? Where can I put my data using 'model', 'route' and 'adapter'?

Here is my code