<filter string="Job" domain="[]" context="{'group_by':'job_id'}"/>
<filter string="Degree" domain="[]" context="{'group_by':'type_id'}"/>
<filter string="Stage" domain="[]" context="{'group_by':'stage_id'}"/>
+ <filter string="Creation Date" context="{'group_by':'create_date'}"/>
<filter string="Last Stage Update" context="{'group_by':'date_last_stage_update'}"/>
</group>
</search>