private static final String[] COLUMN_ORDER = { "personId", "firstName", "lastName", "party",
            "bornYear", "totalDaysServed", "currentAssignments", "totalAssignments", "firstAssignmentDate",
            "lastAssignmentDate", "totalDaysServedParliament", "totalDaysServedCommittee", "totalDaysServedGovernment",
            "totalDaysServedEu",