series_id	year	period	value	footnote_codes
MWSR0000SA0E     	1957	M03	        21.5	
MWSR0000SA0E     	1957	M04	        21.6	
MWSR0000SA0E     	1957	M05	        21.5	
MWSR0000SA0L1E   	1957	M03	        29.0	
MWSR0000SA0L1E   	1957	M04	        29.1	
MWSR0000SA0L1E   	1957	M05	        29.1	
MWSR0000SA0L22   	1984	M12	       100.5	
MWSR0000SA0L22   	1985	M01	       100.3	
MWSR0000SA0L22   	1985	M02	       100.8	
MWSR0000SA0L22   	1985	M03	       101.3	
MWSR0000SA0L22   	1985	M04	       101.5	
MWSR0000SA0LE    	1957	M01	        28.7	
MWSR0000SA0LE    	1957	M02	        28.8	
MWSR0000SA0LE    	1957	M03	        28.8	
MWSR0000SA0LE    	1957	M04	        28.9	
MWSR0000SA0LE    	1957	M05	        29.0