Quarter Index 2010=1, Seasonally Adjusted 1998-01-01 0.484381676093838 1998-04-01 0.486297659071583 1998-07-01 0.507795867245873 1998-10-01 0.515380922527250 1999-01-01 0.534336792781146 1999-04-01 0.553185326033047 1999-07-01 0.547858892512701 1999-10-01 0.558470352832079 2000-01-01 0.550355398846234 2000-04-01 0.576650313518595 2000-07-01 0.593396786211192 2000-10-01 0.603678154584191 2001-01-01 0.593437481369209 2001-04-01 0.627831398700253 2001-07-01 0.644447498743820 2001-10-01 0.658605287962349 2002-01-01 0.702009164459101 2002-04-01 0.717551979783940 2002-07-01 0.725859311763853 2002-10-01 0.739925865394496 2003-01-01 0.737422572755459 2003-04-01 0.741156295466307 2003-07-01 0.759998764773624 2003-10-01 0.769494163434712 2004-01-01 0.791429123546469 2004-04-01 0.737866743739086 2004-07-01 0.772919452069634 2004-10-01 0.794875273187330 2005-01-01 0.778895180080828 2005-04-01 0.782931360383757 2005-07-01 0.771506200979096 2005-10-01 0.798602077861684 2006-01-01 0.847976092440659 2006-04-01 0.847795471977320 2006-07-01 0.880793817164526 2006-10-01 0.872154147332834 2007-01-01 0.853232205367171 2007-04-01 0.878273342269406 2007-07-01 0.878686639612098 2007-10-01 0.920128468315607 2008-01-01 0.958857755101444 2008-04-01 0.955696903471587 2008-07-01 0.966244883490745 2008-10-01 0.959115831227316 2009-01-01 0.991876961294592 2009-04-01 0.986335778186902 2009-07-01 0.977963406730136 2009-10-01 1.024512394083220 2010-01-01 0.983006984661602 2010-04-01 0.992547881263026 2010-07-01 1.026887625844120 2010-10-01 0.997557508231253 2011-01-01 1.055475301119380 2011-04-01 1.063172289950480