Median          1 month	
        1 month         annualized		
Jan-83	0.0040858	5
Feb-83	0.0040363	5
Mar-83	0.0029615	3.6
Apr-83	0.003937	4.8
May-83	0.0030865	3.8
Jun-83	0.002012	2.4
Jul-83	0.0030303	3.7
Aug-83	0.003992	4.9
Sep-83	0.0039448	4.8
Oct-83	0.0038425	4.7
Nov-83	0.0039801	4.9
Dec-83	0.0029732	3.6
Jan-84	0.0039565	4.9
Feb-84	0.0037807	4.6
Mar-84	0.003212	3.9
Apr-84	0.0036538	4.5
May-84	0.0027881	3.4
Jun-84	0.0037072	4.5
Jul-84	0.0038425	4.7
Aug-84	0.0038278	4.7
Sep-84	0.0036563	4.5
Oct-84	0.0028681	3.5
Nov-84	0.0021478	2.6
Dec-84	0.0028873	3.5
Jan-85	0.002527	3.1
Feb-85	0.0045537	5.6
Mar-85	0.0038462	4.7
Apr-85	0.0036697	4.5
May-85	0.002715	3.3
Jun-85	0.0040242	4.9
Jul-85	0.002004	2.4
Aug-85	0.0028383	3.5
Sep-85	0.0028302	3.4
Oct-85	0.0028409	3.5
Nov-85	0.004386	5.4
Dec-85	0.0025337	3.1
Jan-86	0.0036134	4.4
Feb-86	0.0026042	3.2
Mar-86	0.0035842	4.4
Apr-86	0.00341	4.2
May-86	0.0018502	2.2
Jun-86	0.0027855	3.4
Jul-86	0.0032895	4
Aug-86	0.0026954	3.3
Sep-86	0.0032749	4
Oct-86	0.0034108	4.2
Nov-86	0.0037594	4.6
Dec-86	0.0032154	3.9
Jan-87	0.0043592	5.4
Feb-87	0.0027398	3.3
Mar-87	0.003112	3.8
Apr-87	0.003861	4.7
May-87	0.0036799	4.5
Jun-87	0.0023596	2.9
Jul-87	0.0034246	4.2
Aug-87	0.0027198	3.3
Sep-87	0.0042553	5.2
Oct-87	0.0031007	3.8
Nov-87	0.0027297	3.3
Dec-87	0.0023365	2.8
Jan-88	0.0027243	3.3
Feb-88	0.0023923	2.9
Mar-88	0.0036101	4.4
Apr-88	0.0038647	4.7
May-88	0.0028011	3.4
Jun-88	0.0038132	4.7
Jul-88	0.0037314	4.6
Aug-88	0.0042918	5.3
Sep-88	0.0040816	5
Oct-88	0.0034927	4.3
Nov-88	0.0024311	3
Dec-88	0.0032336	4
Jan-89	0.0038199	4.7
Feb-89	0.0042409	5.2
Mar-89	0.0041017	5
Apr-89	0.0039777	4.9
May-89	0.0043828	5.4
Jun-89	0.0031571	3.9
Jul-89	0.0047207	5.8
Aug-89	0.0023493	2.9
Sep-89	0.002849	3.5
Oct-89	0.0042088	5.2
Nov-89	0.0034043	4.2
Dec-89	0.0030888	3.8
Jan-90	0.0042462	5.2
Feb-90	0.0040595	5
Mar-90	0.0042735	5.3
Apr-90	0.0043243	5.3
May-90	0.0032468	4
Jun-90	0.0045732	5.6
Jul-90	0.004315	5.3
Aug-90	0.004603	5.7
Sep-90	0.0023175	2.8
Oct-90	0.0037175	4.6
Nov-90	0.0029629	3.6
Dec-90	0.0041186	5.1
Jan-91	0.0045215	5.6
Feb-91	0.0035587	4.4
Mar-91	0.0029962	3.7
Apr-91	0.0027681	3.4
May-91	0.0036496	4.5
Jun-91	0.0023867	2.9
Jul-91	0.0036284	4.4
Aug-91	0.0025391	3.1
Sep-91	0.0033263	4.1
Oct-91	0.0019256	2.3
Nov-91	0.003508	4.3
Dec-91	0.0021787	2.6
Jan-92	0.0014326	1.7
Feb-92	0.0021322	2.6
Mar-92	0.0031024	3.8
Apr-92	0.0020014	2.4
May-92	0.0023058	2.8
Jun-92	0.0035057	4.3
Jul-92	0.0014701	1.8
Aug-92	0.0017475	2.1
Sep-92	0.0015408	1.9
Oct-92	0.0030998	3.8
Nov-92	0.0026898	3.3
Dec-92	0.0015517	1.9
Jan-93	0.0028248	3.4
Feb-93	0.001894	2.3
Mar-93	0.0014064	1.7
Apr-93	0.0033513	4.1
May-93	0.0024464	3
Jun-93	0.0020994	2.5
Jul-93	0.0013966	1.7
Aug-93	0.0020834	2.5
Sep-93	0.0019245	2.3
Oct-93	0.0030321	3.7
Nov-93	0.0029807	3.6
Dec-93	0.0023183	2.8
Jan-94	0.0022322	2.7
Feb-94	0.0029563	3.6
Mar-94	0.0017943	2.2
Apr-94	0.0020718	2.5
May-94	0.0023866	2.9
Jun-94	0.0023809	2.9
Jul-94	0.0017084	2.1
Aug-94	0.002886	3.5
Sep-94	0.0030702	3.7
Oct-94	0.0018317	2.2
Nov-94	0.0035884	4.4
Dec-94	0.0010078	1.2
Jan-95	0.0034233	4.2
Feb-95	0.0027397	3.3
Mar-95	0.0026806	3.3
Apr-95	0.0029988	3.7
May-95	0.0029189	3.6
Jun-95	0.001733	2.1
Jul-95	0.0024928	3
Aug-95	0.0024195	2.9
Sep-95	0.0026795	3.3
Oct-95	0.0026502	3.2
Nov-95	0.0021976	2.7
Dec-95	0.0021247	2.6
Jan-96	0.0030933	3.8
Feb-96	0.0021567	2.6
Mar-96	0.0025559	3.1
Apr-96	0.0025743	3.1
May-96	0.0024158	2.9
Jun-96	0.002069	2.5
Jul-96	0.0026254	3.2
Aug-96	0.0019143	2.3
Sep-96	0.0025718	3.1
Oct-96	0.0023705	2.9
Nov-96	0.0028681	3.5
Dec-96	0.0018153	2.2
Jan-97	0.0024875	3
Feb-97	0.0019318	2.3
Mar-97	0.0024283	3
Apr-97	0.0024563	3
May-97	0.0021703	2.6
Jun-97	0.0020586	2.5
Jul-97	0.001673	2
Aug-97	0.0019095	2.3
Sep-97	0.0020859	2.5
Oct-97	0.0020448	2.5
Nov-97	0.0022291	2.7
Dec-97	0.002522	3.1
Jan-98	0.0019961	2.4
Feb-98	0.0023613	2.9
Mar-98	0.0020134	2.4
Apr-98	0.0018762	2.3
May-98	0.0024969	3
Jun-98	0.0025667	3.1
Jul-98	0.0026403	3.2
Aug-98	0.0027673	3.4
Sep-98	0.002601	3.2
Oct-98	0.0027392	3.3
Nov-98	0.0018094	2.2
Dec-98	0.0016464	2
Jan-99	0.0012819	1.5
Feb-99	0.0014389	1.7
Mar-99	0.0015227	1.8
Apr-99	0.0022031	2.7
May-99	0.0014182	1.7
Jun-99	0.0009804	1.2
Jul-99	0.0019732	2.4
Aug-99	0.001947	2.4
Sep-99	0.002044	2.5
Oct-99	0.0014005	1.7
Nov-99	0.0018051	2.2
Dec-99	0.0021432	2.6
Jan-00	0.0031545	3.9
Feb-00	0.0022922	2.8
Mar-00	0.0028037	3.4
Apr-00	0.0018779	2.3
May-00	0.0023474	2.9
Jun-00	0.0025818	3.1
Jul-00	0.0028195	3.4
Aug-00	0.0023654	2.9
Sep-00	0.002522	3.1
Oct-00	0.0022235	2.7
Nov-00	0.0021834	2.7
Dec-00	0.0027064	3.3
Jan-01	0.0033352	4.1
Feb-01	0.0023338	2.8
Mar-01	0.0024599	3
Apr-01	0.0025835	3.1
May-01	0.0028718	3.5
Jun-01	0.0028885	3.5
Jul-01	0.0020069	2.4
Aug-01	0.0031172	3.8
Sep-01	0.0022897	2.8
Oct-01	0.0034216	4.2
Nov-01	0.002825	3.4
Dec-01	0.0020397	2.5
Jan-02	0.0022727	2.8
Feb-02	0.0027768	3.4
Mar-02	0.0023629	2.9
Apr-02	0.0022035	2.7
May-02	0.0019948	2.4
Jun-02	0.0020619	2.5
Jul-02	0.0018519	2.2
Aug-02	0.0018851	2.3
Sep-02	0.0022371	2.7
Oct-02	0.0019081	2.3
Nov-02	0.0015787	1.9
Dec-02	0.0024765	3
Jan-03	0.0017999	2.2
Feb-03	0.0016318	2
Mar-03	0.0009337	1.1
Apr-03	0.0004597	0.6
May-03	0.0008921	1.1
Jun-03	0.0009311	1.1
Jul-03	0.0021991	2.7
Aug-03	0.0019436	2.4
Sep-03	0.0016698	2
Oct-03	0.00173	2.1
Nov-03	0.0009833	1.2
Dec-03	0.0014868	1.8
Jan-04	0.0018341	2.2
Feb-04	0.0023948	2.9
Mar-04	0.0022506	2.7
Apr-04	0.0020913	2.5
May-04	0.0026431	3.2
Jun-04	0.0022427	2.7
Jul-04	0.0014657	1.8
Aug-04	0.0023622	2.9
Sep-04	0.001772	2.1
Oct-04	0.0021947	2.7
Nov-04	0.0012251	1.5
Dec-04	0.0015822	1.9
Jan-05	0.0028077	3.4
Feb-05	0.0023332	2.8
Mar-05	0.0015674	1.9
Apr-05	0.0017785	2.2
May-05	0.0021968	2.7
Jun-05	0.0011689	1.4
Jul-05	0.0023451	2.9
Aug-05	0.0018374	2.2
Sep-05	0.002751	3.4
Oct-05	0.0027348	3.3
Nov-05	0.0020492	2.5
Dec-05	0.0018191	2.2
Jan-06	0.0023724	2.9
Feb-06	0.0017651	2.1
Mar-06	0.0023135	2.8
Apr-06	0.0029455	3.6
May-06	0.0035088	4.3
Jun-06	0.0027303	3.3
Jul-06	0.00251	3.1
Aug-06	0.0034106	4.2
Sep-06	0.0016263	2.0
Oct-06	0.0029925	3.7
Nov-06	0.0024863	3.0
Dec-06	0.002244	2.7
Jan-07	0.0021969	2.7
Feb-07	0.0036324	4.4
Mar-07	0.0022374	2.7
Apr-07	0.0018617	2.3
May-07	0.0022864	2.8
Jun-07	0.0023579	2.9
Jul-07	0.0020545	2.5
Aug-07	0.0019916	2.4
Sep-07	0.0027599	3.4
Oct-07	0.0027648	3.4
Nov-07	0.0027938	3.4
Dec-07	0.0023562	2.9
Jan-08	0.0034505	4.2
Feb-08	0.0016735	2.0
Mar-08	0.0026576	3.2
Apr-08	0.0023726	2.9
May-08	0.0019587	2.4
Jun-08	0.0036817	4.5
Jul-08	0.0029307	3.6
Aug-08	0.0024087	2.9
Sep-08	0.0027617	3.4
Oct-08	0.0015528	1.9
Nov-08	0.0017346	2.1
Dec-08	0.0010761	1.3
Jan-09	0.0022102	2.7
Feb-09	0.0018923	2.3
Mar-09	0.0016244	2.0
Apr-09	0.0017143	2.1
May-09	0.0005294	0.6