Quarter	US dollars
2004-12-31	123
2005-03-31	125
2005-06-30	124
2005-09-30	124
2005-12-31	113
2006-03-31	43
2006-06-30	46
2006-09-30	45
2006-12-31	47
2007-03-31	41
2007-06-30	42
2007-09-30	45
2007-12-31	46
2008-03-31	50
2008-06-30	50
2008-09-30	0
2008-12-31	0
2009-03-31	0
2009-06-30	0
2009-09-30	0
2009-12-31	0
2010-03-31	0
2010-06-30	0
2010-09-30	0
2010-12-31	0
2011-03-31	19