title: Getting data from particular year in date field
body: <p>Suppose i am having data as shown below</p>
  
  <pre><code>ACT_NO     DATE1          AMOUNT
  12111201   2/1/2009     66600.00
  12111201   8/31/2009    66600.00
  12111201   7/29/2008   133200.00
  12111201   5/19/2009    66600.00
  </code></pre>
  
  <p>I need to get the sum of amount for particular year 2009 ie from 1/31/2009 to 31/12/2009.
  How I will get as per year? The date1 field is in date format in oracle. I am using pl sql developer</p>