<option value='>='>Greater than or equal to</option>
<option value='<'>Less than</option>
<option value='<='>Less than or equal to</option>
+ <option value='>'>After (Date/Time)</option>
+ <option value='>='>On or After (Date/Time)</option>
+ <option value='<'>Before (Date/Time)</option>
+ <option value='<='>On or Before (Date/Time)</option>
<option value='in'>In (comma separated list)</option>
<option value='not in'>Not in (comma separated list)</option>
<option value='between'>Between</option>