Quarter	Billions of US Dollars
1994-07-01	0.045
1994-10-01	-0.015
1995-04-01	0.015
1996-04-01	0.010
1996-07-01	-0.025
1996-10-01	-0.030
2013-07-01	0.010
2014-07-01	0.010
2014-10-01	0.020
2015-04-01	0.015