DATE	IVMD	MDS	MDU	PWMD
Jan-83	198920	78435	300182	101.3
Feb-83	198234	79001	298683	102.1
Mar-83	196034	80633	298919	102
Apr-83	196132	81232	301168	102.3
May-83	196541	81785	301956	102.5
Jun-83	195795	85149	305749	102.8
Jul-83	195364	84040	308529	103
Aug-83	196145	85167	310241	103.1
Sep-83	195938	88329	313414	102.8
Oct-83	196703	89171	320843	103.6
Nov-83	198323	91548	324589	103.7
Dec-83	200220	96127	328103	104
Jan-84	200136	93389	330852	104.3
Feb-84	201936	95137	335945	104.7
Mar-84	204507	95637	345749	105.1
Apr-84	206275	94739	348248	105.4
May-84	208322	95701	351993	105.3
Jun-84	209880	96613	352459	105.3
Jul-84	211881	96033	356031	105.3
Aug-84	214566	97395	357096	105.3
Sep-84	215563	96426	357158	104.9
Oct-84	217441	98477	354640	105.5
Nov-84	217892	98876	355537	105.7
Dec-84	218524	100676	355114	105.7
Jan-85	219650	97339	356755	105.9
Feb-85	219531	97702	357493	106.2
Mar-85	219134	98608	356333	106.2
Apr-85	218728	97881	354698	106.5
May-85	217540	98388	354566	106.7
Jun-85	217964	98277	358932	106.7
Jul-85	217426	97424	359947	106.7
Aug-85	216949	99590	361553	106.7
Sep-85	216252	99090	364207	105.8
Oct-85	215111	101307	364614	107.1
Nov-85	214735	100736	359466	107
Dec-85	213750	100578	363030	107
Jan-86	213429	98396	363656	106.9
Feb-86	212616	99084	365839	107
Mar-86	212697	97729	369065	107
Apr-86	212226	100941	366300	107.4
May-86	211951	98619	364979	107.4
Jun-86	211063	99602	363276	107.4
Jul-86	210462	99712	363243	107.5
Aug-86	209684	98185	361361	107.5
Sep-86	209402	100655	363653	107.1
Oct-86	209033	101009	362622	108.3
Nov-86	209219	100009	362568	108.4
Dec-86	207854	106394	361855	108.3
Jan-87	208935	99255	359513	108.6
Feb-87	208431	103256	358328	108.5
Mar-87	208111	104175	360103	108.7
Apr-87	208684	102834	364406	109.1
May-87	209127	102756	368404	109.2