<checkbox>1</checkbox>
<country>Array</country>
<date>2010-04-15</date>
<date_and_time>2010-04-15T18:25:09</date_and_time>

Steps to reproduce

Export XML with "country" datatype.

Edit:
Steps:

• Create a new class with some attributes, including a country datatype
• Create an object of the previous created class
• Export XMl of the created object
• Verify tte created xml file