xmla nd xquery

Question

i have xml file

 
<?xml version="1.0" encoding="utf-8" ?>
<Event>
<Events id="1" Venu="Venu1">
<Name>Event1</Name>
<Title>Title1</Title>

<Date>2010/4/25</Date>
</Events>
<Events id="2">
<Name>Event2</Name>
<Title>Title2</Title>
<Date>2010/4/5</Date>
</Events>
<Events id="3">
<Name>Event3</Name>
<Title>Title1</Title>
<Date>2010/4/1</Date>
</Events>
<Events id="4">
<Name>Event3</Name>
<Title>Title1</Title>
<Date>2010/4/11</Date>
</Events>
<Events id="5">
<Name>Event3</Name>
<Title>Title1</Title>
<Date>2010/5/1</Date>
</Events>
<Events id="5">
<Name>Event3</Name>
<Title>Title1</Title>
<Date>2010/5/11</Date>
</Events>
</Event>

 
i need tos elect event for example date in 2006 or 2007 using xquery any help