@Override
	public Object getValueAt(int rowIndex, int columnIndex) {
		if (rowIndex < getRowCount() - 1) {
			switch (columnIndex) {
			case 0:
				return participantList.get(rowIndex).getFirstName();
			case 1:
				return participantList.get(rowIndex).getLastName();
			case 2:
				return "0";
			case 3:
				return "0";
			default:
				return null;
			}
		} else {
			switch (columnIndex) {
			case 0:
				return lastRow.getFirstName();
			case 1:
				return lastRow.getLastName();
			case 2:
				return "0";
			case 3:
				return "0";
			default:
				return null;
			}
		}

	}