 <code>'x'</code>, <code>'y'</code>. If not set, this is inferred from the first character of the ID which should be <code>'x'</code> or <code>'y'</code>.</td></tr> <tr><td><code>offset</code></td> <td><code>boolean</code></td> <td><code>false</code></td> <td>If true, extra space is added to the both edges and the axis is scaled to fit into the chart area. This is set to <code>true</code> for a bar chart by default.</td></tr> <tr><td><code>title</code></td> <td><code>object</code></td> <td></td> <td>Scale t