Trim            1 month
        1 month         annualized
Jan-83	0.003654	4.5
Feb-83	0.003267	4.0
Mar-83	0.002547	3.1
Apr-83	0.004009	4.9
May-83	0.003283	4.0
Jun-83	0.002550	3.1
Jul-83	0.003001	3.7
Aug-83	0.003319	4.1
Sep-83	0.002746	3.3
Oct-83	0.003400	4.2
Nov-83	0.003544	4.3
Dec-83	0.002765	3.4
Jan-84	0.005112	6.3
Feb-84	0.003725	4.6
Mar-84	0.003249	4.0
Apr-84	0.004082	5.0
May-84	0.002159	2.6
Jun-84	0.002544	3.1
Jul-84	0.003604	4.4
Aug-84	0.004129	5.1
Sep-84	0.003187	3.9
Oct-84	0.003163	3.9
Nov-84	0.002245	2.7
Dec-84	0.002598	3.2
Jan-85	0.002726	3.3
Feb-85	0.004415	5.4
Mar-85	0.004060	5.0
Apr-85	0.002611	3.2
May-85	0.001922	2.3
Jun-85	0.003561	4.4
Jul-85	0.002235	2.7
Aug-85	0.001710	2.1
Sep-85	0.002425	2.9
Oct-85	0.003038	3.7
Nov-85	0.004425	5.4
Dec-85	0.003697	4.5
Jan-86	0.003414	4.2
Feb-86	0.001244	1.5
Mar-86	0.002132	2.6
Apr-86	0.002345	2.9
May-86	0.001861	2.3
Jun-86	0.003439	4.2
Jul-86	0.002517	3.1
Aug-86	0.002726	3.3
Sep-86	0.002875	3.5
Oct-86	0.002808	3.4
Nov-86	0.002592	3.2
Dec-86	0.003060	3.7
Jan-87	0.004670	5.8
Feb-87	0.002790	3.4
Mar-87	0.002664	3.2
Apr-87	0.004391	5.4
May-87	0.003149	3.8
Jun-87	0.002924	3.6
Jul-87	0.002965	3.6
Aug-87	0.004018	4.9
Sep-87	0.003554	4.3
Oct-87	0.003223	3.9
Nov-87	0.002819	3.4
Dec-87	0.001484	1.8
Jan-88	0.003094	3.8
Feb-88	0.002687	3.3
Mar-88	0.003019	3.7
Apr-88	0.004324	5.3
May-88	0.002702	3.3
Jun-88	0.003845	4.7
Jul-88	0.003985	4.9
Aug-88	0.004004	4.9
Sep-88	0.004624	5.7
Oct-88	0.003841	4.7
Nov-88	0.002700	3.3
Dec-88	0.003019	3.7
Jan-89	0.004149	5.1
Feb-89	0.003879	4.8
Mar-89	0.004152	5.1
Apr-89	0.003865	4.7
May-89	0.004429	5.4
Jun-89	0.002988	3.6
Jul-89	0.003824	4.7
Aug-89	0.002365	2.9
Sep-89	0.002376	2.9
Oct-89	0.004912	6.1
Nov-89	0.004136	5.1
Dec-89	0.003793	4.6
Jan-90	0.004798	5.9
Feb-90	0.003658	4.5
Mar-90	0.004176	5.1
Apr-90	0.003236	4.0
May-90	0.002500	3.0
Jun-90	0.005307	6.6
Jul-90	0.004729	5.8
Aug-90	0.005178	6.4
Sep-90	0.003367	4.1
Oct-90	0.003562	4.4
Nov-90	0.003508	4.3
Dec-90	0.003499	4.3
Jan-91	0.005811	7.2
Feb-91	0.003114	3.8
Mar-91	0.002100	2.5
Apr-91	0.002816	3.4
May-91	0.003429	4.2
Jun-91	0.002308	2.8
Jul-91	0.003399	4.2
Aug-91	0.002981	3.6
Sep-91	0.003300	4.0
Oct-91	0.001850	2.2
Nov-91	0.003569	4.4
Dec-91	0.003152	3.8
Jan-92	0.002281	2.8
Feb-92	0.001800	2.2
Mar-92	0.002856	3.5
Apr-92	0.002295	2.8
May-92	0.002334	2.8
Jun-92	0.003173	3.9
Jul-92	0.002318	2.8
Aug-92	0.001981	2.4
Sep-92	0.001853	2.2
Oct-92	0.003259	4.0
Nov-92	0.002561	3.1
Dec-92	0.001905	2.3
Jan-93	0.002765	3.4
Feb-93	0.002423	2.9
Mar-93	0.001641	2.0
Apr-93	0.003392	4.1
May-93	0.002382	2.9
Jun-93	0.001987	2.4
Jul-93	0.001341	1.6
Aug-93	0.002567	3.1
Sep-93	0.001997	2.4
Oct-93	0.002823	3.4
Nov-93	0.002754	3.4
Dec-93	0.002457	3.0
Jan-94	0.001478	1.8
Feb-94	0.002592	3.2
Mar-94	0.002119	2.6
Apr-94	0.001576	1.9
May-94	0.002393	2.9
Jun-94	0.002658	3.2
Jul-94	0.002179	2.6
Aug-94	0.002927	3.6
Sep-94	0.002124	2.6
Oct-94	0.001418	1.7
Nov-94	0.002853	3.5
Dec-94	0.000664	0.8
Jan-95	0.003145	3.8
Feb-95	0.002606	3.2
Mar-95	0.002249	2.7
Apr-95	0.002596	3.2
May-95	0.002375	2.9
Jun-95	0.001692	2.0
Jul-95	0.001903	2.3
Aug-95	0.002598	3.2
Sep-95	0.002318	2.8
Oct-95	0.002744	3.3
Nov-95	0.001757	2.1
Dec-95	0.002157	2.6
Jan-96	0.003193	3.9
Feb-96	0.002285	2.8
Mar-96	0.002302	2.8
Apr-96	0.002138	2.6
May-96	0.002458	3.0
Jun-96	0.001886	2.3
Jul-96	0.002492	3.0
Aug-96	0.001917	2.3
Sep-96	0.002596	3.2
Oct-96	0.002578	3.1
Nov-96	0.002643	3.2
Dec-96	0.001855	2.2
Jan-97	0.002259	2.7
Feb-97	0.001910	2.3
Mar-97	0.001265	1.5
Apr-97	0.001635	2.0
May-97	0.001691	2.0
Jun-97	0.002076	2.5
Jul-97	0.001747	2.1
Aug-97	0.001291	1.6
Sep-97	0.001972	2.4
Oct-97	0.002037	2.5
Nov-97	0.001652	2.0
Dec-97	0.001521	1.8
Jan-98	0.001551	1.9
Feb-98	0.001398	1.7
Mar-98	0.001874	2.3
Apr-98	0.001680	2.0
May-98	0.002067	2.5
Jun-98	0.001470	1.8
Jul-98	0.001901	2.3
Aug-98	0.002143	2.6
Sep-98	0.000844	1.0
Oct-98	0.001809	2.2
Nov-98	0.001651	2.0
Dec-98	0.001177	1.4
Jan-99	0.001135	1.4
Feb-99	0.000713	0.9
Mar-99	0.000901	1.1
Apr-99	0.002683	3.3
May-99	0.001147	1.4
Jun-99	0.001142	1.4
Jul-99	0.001753	2.1
Aug-99	0.001825	2.2
Sep-99	0.002603	3.2
Oct-99	0.001284	1.6
Nov-99	0.001601	1.9
Dec-99	0.001647	2.0
Jan-00	0.002829	3.4
Feb-00	0.002302	2.8
Mar-00	0.003081	3.8
Apr-00	0.001254	1.5
May-00	0.002354	2.9
Jun-00	0.002740	3.3
Jul-00	0.002646	3.2
Aug-00	0.002005	2.4
Sep-00	0.002618	3.2
Oct-00	0.001760	2.1
Nov-00	0.001681	2.0
Dec-00	0.002699	3.3
Jan-01	0.003279	4.0
Feb-01	0.002184	2.7
Mar-01	0.002099	2.5
Apr-01	0.001913	2.3
May-01	0.002675	3.3
Jun-01	0.002596	3.2
Jul-01	0.001591	1.9
Aug-01	0.001752	2.1
Sep-01	0.001877	2.3
Oct-01	0.001486	1.8
Nov-01	0.002332	2.8
Dec-01	0.001542	1.9
Jan-02	0.001419	1.7
Feb-02	0.001547	1.9
Mar-02	0.001690	2.0
Apr-02	0.002341	2.8
May-02	0.001586	1.9
Jun-02	0.000857	1.0
Jul-02	0.002171	2.6
Aug-02	0.002204	2.7
Sep-02	0.001555	1.9
Oct-02	0.001748	2.1
Nov-02	0.001863	2.3
Dec-02	0.001449	1.8
Jan-03	0.001766	2.1
Feb-03	0.001977	2.4
Mar-03	0.000859	1.0
Apr-03	-0.000091	-0.1
May-03	0.000908	1.1
Jun-03	0.001090	1.3
Jul-03	0.002231	2.7
Aug-03	0.001745	2.1
Sep-03	0.001596	1.9
Oct-03	0.001181	1.4
Nov-03	0.000516	0.6
Dec-03	0.002310	2.8
Jan-04	0.001664	2.0
Feb-04	0.002332	2.8
Mar-04	0.001963	2.4
Apr-04	0.001792	2.2
May-04	0.002663	3.2
Jun-04	0.002320	2.8
Jul-04	0.001195	1.4
Aug-04	0.001035	1.2
Sep-04	0.002021	2.5
Oct-04	0.002348	2.9
Nov-04	0.002490	3.0
Dec-04	0.001572	1.9
Jan-05	0.001926	2.3
Feb-05	0.002367	2.9
Mar-05	0.001988	2.4
Apr-05	0.002784	3.4
May-05	0.001820	2.2
Jun-05	0.000813	1.0
Jul-05	0.002558	3.1
Aug-05	0.001595	1.9
Sep-05	0.003398	4.2
Oct-05	0.002052	2.5
Nov-05	0.002587	3.1
Dec-05	0.001176	1.4
Jan-06	0.003029	3.7
Feb-06	0.001219	1.5
Mar-06	0.001848	2.2
Apr-06	0.002457	3.0
May-06	0.002703	3.3
Jun-06	0.002420	2.9
Jul-06	0.002616	3.2
Aug-06	0.002821	3.4
Sep-06	0.001805	2.2
Oct-06	0.001332	1.6
Nov-06	0.000957	1.2
Dec-06	0.002154	2.6
Jan-07	0.002546	3.1
Feb-07	0.003288	4.0
Mar-07	0.002467	3.0
Apr-07	0.001959	2.4
May-07	0.001996	2.4
Jun-07	0.002137	2.6
Jul-07	0.001975	2.4
Aug-07	0.001382	1.7
Sep-07	0.002826	3.4
Oct-07	0.002992	3.7
Nov-07	0.003068	3.7
Dec-07	0.002397	2.9
Jan-08	0.003170	3.9
Feb-08	0.002267	2.8
Mar-08	0.002956	3.6
Apr-08	0.002091	2.5
May-08	0.003252	4.0
Jun-08	0.004050	5.0
Jul-08	0.005263	6.5
Aug-08	0.001286	1.6
Sep-08	0.002193	2.7
Oct-08	0.000101	0.1
Nov-08	0.000360	0.4
Dec-08	0.000282	0.3
Jan-09	0.001650	2.0
Feb-09	0.001759	2.1
Mar-09	0.000325	0.4
Apr-09	0.000720	0.9
May-09	0.000725	0.9
Jun-09	0.001272	1.5
Jul-09	-0.000088	-0.1
Aug-09	0.001224	1.5
Sep-09	0.001371	1.7
Oct-09	0.001627	2.0
Nov-09	0.001047	1.3
Dec-09	0.000569	0.7
Jan-10	0.000726	0.9
Feb-10	0.000222	0.3
Mar-10	0.000163	0.2
Apr-10	0.000237	0.3
May-10	0.000370	0.4
Jun-10	0.000549	0.7
Jul-10	0.000932	1.1
Aug-10	0.000791	1.0
Sep-10	0.001062	1.3
Oct-10	0.000603	0.7
Nov-10	0.001165	1.4
Dec-10	0.001344	1.6
Jan-11	0.002138	2.6
Feb-11	0.002750	3.4
Mar-11	0.002348	2.9
Apr-11	0.002412	2.9
May-11	0.003225	3.9
Jun-11	0.001466	1.8
Jul-11	0.002045	2.5
Aug-11	0.002388	2.9
Sep-11	0.002080	2.5
Oct-11	0.001186	1.4
Nov-11	0.001553	1.9
Dec-11	0.001391	1.7
Jan-12	0.002196	2.7
Feb-12	0.001042	1.3
Mar-12	0.002110	2.6
Apr-12	0.001638	2.0
May-12	0.001105	1.3
Jun-12	0.001870	2.3
Jul-12	0.000379	0.5
Aug-12	0.001575	1.9
Sep-12	0.002017	2.4
Oct-12	0.001462	1.8
Nov-12	0.001428	1.7
Dec-12	0.001057	1.3
Jan-13	0.001845	2.2
Feb-13	0.002135	2.6
Mar-13  0.000601	0.7
Apr-13	0.000812	1.0