Quarter Index 2010=1, Trend 1970-01-01 0.456238805599022 1970-04-01 0.458830135606734 1970-07-01 0.464012795622158 1970-10-01 0.471786785548294 1971-01-01 0.482152105482142 1971-04-01 0.491160430981532 1971-07-01 0.498811762046464 1971-10-01 0.505106098676938 1972-01-01 0.510043440872954 1972-04-01 0.516973891327305 1972-07-01 0.525897450136989 1972-10-01 0.536814117205009 1973-01-01 0.549723892531362 1973-04-01 0.563132696959340 1973-07-01 0.577040530585941 1973-10-01 0.591447393314167 1974-01-01 0.606353285241016 1974-04-01 0.624085267376571 1974-07-01 0.644643339720831 1974-10-01 0.668027502370795 1975-01-01 0.694237755132466 1975-04-01 0.714910571082603 1975-07-01 0.730045950027209 1975-10-01 0.739643891966283 1976-01-01 0.743704396996825 1976-04-01 0.748886225629626 1976-07-01 0.755189377961686 1976-10-01 0.762613853993004 1977-01-01 0.771159653723580 1977-04-01 0.782934532503136 1977-07-01 0.797938490234671 1977-10-01 0.816171527112185 1978-01-01 0.837633643038678 1978-04-01 0.851589935476145 1978-07-01 0.858040404521586 1978-10-01 0.856985050078001 1979-01-01 0.848423872145390 1979-04-01 0.844113565591047 1979-07-01 0.844054130511971 1979-10-01 0.848245566714164 1980-01-01 0.856687874391623 1980-04-01 0.866823953201420 1980-07-01 0.878653803143554 1980-10-01 0.892177424315024 1981-01-01 0.907394816618832 1981-04-01 0.920601253728269 1981-07-01 0.931796735643335 1981-10-01 0.940981262364030 1982-01-01 0.948154833793354 1982-04-01 0.950414610719685 1982-07-01 0.947760593240021 1982-10-01 0.940192781160364 1983-01-01 0.927711174674712 1983-04-01 0.922162621333707 1983-07-01 0.923547121331349 1983-10-01 0.931864674473638 1984-01-01 0.947115280857574 1984-04-01 0.956566816326475 1984-07-01 0.960219280686341 1984-10-01 0.958072674131171 1985-01-01 0.950126996660966 1985-04-01 0.945607745834709 1985-07-01 0.944514921749401 1985-10-01 0.946848524308041 1986-01-01 0.952608553607630 1986-04-01 0.959146607371939 1986-07-01 0.966462685503970 1986-10-01 0.974556788100721 1987-01-01 0.983428915065193 1987-04-01 0.987692220516995 1987-07-01 0.987346704456129 1987-10-01 0.982392366785594 1988-01-01 0.972829207602389 1988-04-01 0.966777785178360 1988-07-01 0.960402995076090 1988-10-01 0.959491458140396 1989-01-01 0.964814413192930 1989-04-01 0.969091608309317 1989-07-01 0.973198787517388 1989-10-01 0.973713166528430 1990-01-01 0.974199922277576 1990-04-01 0.983384611605804 1990-07-01 0.994940801280679 1990-10-01 1.004811815213190 1991-01-01 1.015995031054860 1991-04-01 1.031456460188380 1991-07-01 1.045539174696650 1991-10-01 1.055665175320150 1992-01-01 1.066539606018810 1992-04-01 1.076380296100220 1992-07-01 1.085086569021180 1992-10-01 1.092820347003160 1993-01-01 1.097128855055380 1993-04-01 1.099012423094570 1993-07-01 1.100890439653260 1993-10-01 1.099374235785330 1994-01-01 1.094135608287160 1994-04-01 1.094313890810530 1994-07-01 1.090396948798680 1994-10-01 1.074901478665560 1995-01-01 1.063130584876500 1995-04-01 1.058348878970290 1995-07-01 1.052455154147640 1995-10-01 1.047066871018090 1996-01-01 1.045850721842620 1996-04-01 1.043261524269170 1996-07-01 1.038093674510960 1996-10-01 1.032636308984400 1997-01-01 1.027209829729660 1997-04-01 1.026220812873620 1997-07-01 1.021906785663940 1997-10-01 1.013459205269420 1998-01-01 1.015675984965800 1998-04-01 1.022346448373750 1998-07-01 1.024185244167190 1998-10-01 1.023487415796340 1999-01-01 1.018475345267650 1999-04-01 1.010157758405040 1999-07-01 0.999516522210188 1999-10-01 0.988200201744922 2000-01-01 0.980622308042310 2000-04-01 0.974430429121390 2000-07-01 0.967058544637748 2000-10-01 0.957988791157652 2001-01-01 0.955289884370100 2001-04-01 0.961617309919574 2001-07-01 0.967817358486462 2001-10-01 0.970407040905378 2002-01-01 0.970119808759125 2002-04-01 0.975095289617244 2002-07-01 0.980053387149541 2002-10-01 0.977726208142367 2003-01-01 0.979980081748589 2003-04-01 0.982981077963380 2003-07-01 0.978386609676159 2003-10-01 0.971363353319122 2004-01-01 0.965579683566994 2004-04-01 0.962082292875351 2004-07-01 0.959395150054762 2004-10-01 0.960936126293298 2005-01-01 0.961443221309409 2005-04-01 0.957658635642998 2005-07-01 0.955170148551933 2005-10-01 0.948239174447077 2006-01-01 0.942811032172421 2006-04-01 0.941732380320401 2006-07-01 0.935634918587828 2006-10-01 0.929389499799127 2007-01-01 0.928883156293476 2007-04-01 0.929553957762343 2007-07-01 0.929693339518469 2007-10-01 0.930095130949548 2008-01-01 0.932010587274511 2008-04-01 0.941298858986396 2008-07-01 0.962348545758634 2008-10-01 0.994603874091128 2009-01-01 1.028599941455480 2009-04-01 1.046721753172600 2009-07-01 1.041448871342820 2009-10-01 1.033770561297400 2010-01-01 1.028014775007560 2010-04-01 1.009004671462150 2010-07-01 0.988341228743303 2010-10-01 0.974639324786987 2011-01-01 0.966733677170890