date,value
1947-01-01,0.1154406079847346
1947-04-01,0.11670623820984843
1947-07-01,0.11825630546707534
1947-10-01,0.11623322874357542
1948-01-01,0.11520572585440012
1948-04-01,0.11404902280907078
1948-07-01,0.11336122294015671
1948-10-01,0.11399028412860333
1949-01-01,0.11725459397747189
1949-04-01,0.11887186706516652
1949-07-01,0.1181982417759602
1949-10-01,0.1196554667494374
1950-01-01,0.11539091543578277
1950-04-01,0.11284751517823013
1950-07-01,0.10894588078000214
1950-10-01,0.10884058197502697
1951-01-01,0.10789583333333333
1951-04-01,0.10850649539364701
1951-07-01,0.10890333964170355
1951-10-01,0.10962215521452758
1952-01-01,0.10986048579845478
1952-04-01,0.11128161094645876
1952-07-01,0.11151179898885234
1952-10-01,0.10952648550991041
1953-01-01,0.10953141914531676
1953-04-01,0.11044316641523015
1953-07-01,0.11201494998351105
1953-10-01,0.1149856206440915
1954-01-01,0.11662276661173752
1954-04-01,0.11833337218125925
1954-07-01,0.11841553366274847
1954-10-01,0.11755567452355817
1955-01-01,0.11489736680925648
1955-04-01,0.11429262784320052
1955-07-01,0.11462713349650527
1955-10-01,0.11577196562737364
1956-01-01,0.11857754249043766
1956-04-01,0.11996367794444071
1956-07-01,0.1214984341442981
1956-10-01,0.12168621583058789
1957-01-01,0.12199991911090109
1957-04-01,0.12376463111064033
1957-07-01,0.12406515255792612
1957-10-01,0.12729539404966475
1958-01-01,0.13066689481113913
1958-04-01,0.13136841123950693
1958-07-01,0.129554730868741
1958-10-01,0.12767763309345317
1959-01-01,0.12631826465228382
1959-04-01,0.12459892127281388
1959-07-01,0.1253042660094394
1959-10-01,0.1256091562618237
1960-01-01,0.12344097831375034
1960-04-01,0.12491313668958377
1960-07-01,0.1250064149089816
1960-10-01,0.12740722366099774
1961-01-01,0.12751138494508438
1961-04-01,0.1263354003726071
1961-07-01,0.12500528481637024
1961-10-01,0.12362128237101541
1962-01-01,0.12239126079732261
1962-04-01,0.12247362442243565
1962-07-01,0.12240672416822243
1962-10-01,0.12348598680342328
1963-01-01,0.12308419874145851
1963-04-01,0.12310560347565391
1963-07-01,0.12181508401040278
1963-10-01,0.12160785884900403
1964-01-01,0.12035585573480716
1964-04-01,0.12046284372172796
1964-07-01,0.11985734743096768
1964-10-01,0.12080410830624148
1965-01-01,0.11927583276445756
1965-04-01,0.11934685582265461
1965-07-01,0.11847093976829752
1965-10-01,0.11723674203900464
1966-01-01,0.11600610254180417
1966-04-01,0.11719282815370798
1966-07-01,0.11747625171112125
1966-10-01,0.1179644354627734
1967-01-01,0.1187770235852968
1967-04-01,0.12055600642180114
1967-07-01,0.12091425084341444
1967-10-01,0.12137538729282459
1968-01-01,0.12040638364084817
1968-04-01,0.11981240314059917
1968-07-01,0.12045749743643677
1968-10-01,0.12132888443539974
1969-01-01,0.12127304228071642
1969-04-01,0.12240193455035579
1969-07-01,0.12265087052262429
1969-10-01,0.12453823976758589
1970-01-01,0.12579813546423135
1970-04-01,0.12673334114064877
1970-07-01,0.1273660086606713
1970-10-01,0.12999261442135276
1971-01-01,0.12742389592267495
1971-04-01,0.1276491410750594
1971-07-01,0.1276761415500881
1971-10-01,0.12862252026174978
1972-01-01,0.12671937227827848
1972-04-01,0.12551791776330595
1972-07-01,0.12607259140563135
1972-10-01,0.12524155243719637
1973-01-01,0.12376859360140546
1973-04-01,0.1240502246643473
1973-07-01,0.12640200636334092
1973-10-01,0.12708080870344493
1974-01-01,0.13030299575713397
1974-04-01,0.13210366156532832
1974-07-01,0.13537017972777377
1974-10-01,0.13750071108016046
1975-01-01,0.14153934494801115
1975-04-01,0.14273546132736992
1975-07-01,0.14161256740475606
1975-10-01,0.1404169866462788
1976-01-01,0.1383838500357322
1976-04-01,0.13858152858126946
1976-07-01,0.13924406246720217
1976-10-01,0.13937484522608753
1977-01-01,0.13956064622799005
1977-04-01,0.13894583855608394
1977-07-01,0.1386640282883001
1977-10-01,0.13970715298922962
1978-01-01,0.14145798906825982
1978-04-01,0.1381002070222887
1978-07-01,0.13861071132872635
1978-10-01,0.1385583635351394
1979-01-01,0.14041700143670768
1979-04-01,0.14171748196910602
1979-07-01,0.14256747258267372
1979-10-01,0.14435605347219393
1980-01-01,0.14579678705819182
1980-04-01,0.15048803296832147
1980-07-01,0.1524122496090472
1980-10-01,0.15093900401164675
1981-01-01,0.14901130079130503
1981-04-01,0.15191340356397973
1981-07-01,0.1516639989646106
1981-10-01,0.15496927900298035
1982-01-01,0.15940069058993336
1982-04-01,0.16022853733464745
1982-07-01,0.16122908028406077
1982-10-01,0.16143751721130056
1983-01-01,0.15900988451416517
1983-04-01,0.15621814617441143
1983-07-01,0.15346747880761547
1983-10-01,0.15098192060201765
1984-01-01,0.14898617061074385
1984-04-01,0.14751916711912233
1984-07-01,0.14768341800820226
1984-10-01,0.14864684078850662
1985-01-01,0.1474288964409924
1985-04-01,0.14774800827123044
1985-07-01,0.14707052313853486
1985-10-01,0.14787671007858968
1986-01-01,0.14822642236041927
1986-04-01,0.14958528954929665
1986-07-01,0.14995716923242533
1986-10-01,0.15074650675118464
1987-01-01,0.15090564564152475
1987-04-01,0.1505921567321937
1987-07-01,0.1506945873267882
1987-10-01,0.14957805460629547
1988-01-01,0.150551152172559
1988-04-01,0.14984096449427325
1988-07-01,0.1498004385902645
1988-10-01,0.14911244707620638
1989-01-01,0.14850125733658026
1989-04-01,0.1481850303512023
1989-07-01,0.14834659411644383
1989-10-01,0.14929486986529353
1990-01-01,0.1481466534734188
1990-04-01,0.14802447236825061
1990-07-01,0.1487941379684116
1990-10-01,0.15102503308640033
1991-01-01,0.15226907971894119
1991-04-01,0.15161856101867482
1991-07-01,0.1511102997017211
1991-10-01,0.15066916325859522
1992-01-01,0.14901049833870336
1992-04-01,0.14761489487406665
1992-07-01,0.14670392366508236
1992-10-01,0.14583217017475295
1993-01-01,0.14654461822265358
1993-04-01,0.14650388261666022
1993-07-01,0.14656809594981066
1993-10-01,0.14565699488632167
1994-01-01,0.14521297556429125
1994-04-01,0.14447081116130403
1994-07-01,0.14489962249738272
1994-10-01,0.14485114458354928
1995-01-01,0.14611908688964226
1995-04-01,0.1471776073780269
1995-07-01,0.14717474985764256
1995-10-01,0.1471658210021735
1996-01-01,0.14686149832470566
1996-04-01,0.14534834504359603
1996-07-01,0.14534764458996524
1996-10-01,0.14482362767684478
1997-01-01,0.1450857413106244
1997-04-01,0.14452979137381033
1997-07-01,0.14404149778888475
1997-10-01,0.1443060027901277
1998-01-01,0.14451574920374263
1998-04-01,0.14493619016647047
1998-07-01,0.14458447267910868
1998-10-01,0.14404974138666585
1999-01-01,0.14436176232898645
1999-04-01,0.1452002422789336
1999-07-01,0.14562924180204748
1999-10-01,0.14577478424863252
2000-01-01,0.14786478026438038
2000-04-01,0.14697249729695971
2000-07-01,0.14779401182283863
2000-10-01,0.14707566609529707
2001-01-01,0.14960930661415206
2001-04-01,0.1503934333427682
2001-07-01,0.1520641591542571
2001-10-01,0.15252533543330427
2002-01-01,0.15185514907033895
2002-04-01,0.15148170464001706
2002-07-01,0.15152921875739708
2002-10-01,0.15194595492283866
2003-01-01,0.15169209161626826
2003-04-01,0.15105006149689654
2003-07-01,0.14919705923978632
2003-10-01,0.14838789307110273
2004-01-01,0.14878138846929082
2004-04-01,0.14890089545658874
2004-07-01,0.14913451570123362
2004-10-01,0.14964324869041112
2005-01-01,0.14972649629686371
2005-04-01,0.15081798973833244
2005-07-01,0.15139079341885747
2005-10-01,0.1526515204960837
2006-01-01,0.15224675641730812
2006-04-01,0.1532050491572135
2006-07-01,0.15436762645178279
2006-10-01,0.1551352748946548
2007-01-01,0.15579131761183504
2007-04-01,0.1555975031943298
2007-07-01,0.15556047785114607
2007-10-01,0.1556090366752207
2008-01-01,0.15773902736320403
2008-04-01,0.1578936640794807
2008-07-01,0.15947648563504166
2008-10-01,0.16379927203944028
2009-01-01,0.16543941605313375
2009-04-01,0.1647323637551042
2009-07-01,0.16326391204523646
2009-10-01,0.16173563086669265
2010-01-01,0.16082720776234521
2010-04-01,0.15905836460184458
2010-07-01,0.15796031425198132
2010-10-01,0.15758320632047843
2011-01-01,0.1587624177211166
2011-04-01,0.15835325882840467
2011-07-01,0.15897410989999794
2011-10-01,0.15837747634349367
2012-01-01,0.1579625865146786
2012-04-01,0.15819558261911512
2012-07-01,0.15871451286528218
2012-10-01,0.15894289908192963
2013-01-01,0.15816807461760557
2013-04-01,0.15926850684695099
2013-07-01,0.15894772617268138
2013-10-01,0.15903158320148436
2014-01-01,0.16134255563144406
2014-04-01,0.15993342583740577
2014-07-01,0.15940191284901542
2014-10-01,0.15990276728904554
2015-01-01,0.160057649864542
2015-04-01,0.1593488194390043
2015-07-01,0.15959595092303255
2015-10-01,0.1600671587089372
2016-01-01,0.15985332560578727
2016-04-01,0.16005593718839684
2016-07-01,0.15986358496555192
2016-10-01,0.16008058722077861
2017-01-01,0.16023835788267313
2017-04-01,0.16096668887843663
2017-07-01,0.16099752216505744
2017-10-01,0.16005170012728395
2018-01-01,0.15984772747966863
2018-04-01,0.1601090855448971
2018-07-01,0.16031930795774552
2018-10-01,0.16116896622394628
2019-01-01,0.16191652930142672
2019-04-01,0.16182816306879666
2019-07-01,0.16115344857762554
2019-10-01,0.16090480479904065
2020-01-01,0.1641163597216857
2020-04-01,0.18035467064790264
2020-07-01,0.16749943801813427
2020-10-01,0.16691199773986334
2021-01-01,0.16454704212573196
2021-04-01,0.16290444507387825
2021-07-01,0.16315777543285
2021-10-01,0.1620620879105385
2022-01-01,0.16430349621646756
2022-04-01,0.16528932903733617
2022-07-01,0.16626796338643227
2022-10-01,0.16565491216759828
2023-01-01,0.16522412564871214
2023-04-01,0.16518567548941898
2023-07-01,0.16381070973693304
2023-10-01,0.16368254332285492
2024-01-01,0.16342978449314632
2024-04-01,0.16333639654193122
2024-07-01,0.16371794129488057
2024-10-01,0.16367100984338157
2025-01-01,0.16377188914257165
2025-04-01,0.16278157610204894
2025-07-01,0.1635474782262102
2025-10-01,0.16511647842100902
2026-01-01,0.1648416233120796
2026-04-01,0.16456576676064852