PERIOD	VALUE
1998-04	630
1998-05	-1276
1998-06	1053
1998-07	-144
1998-08	-1811
1998-09	1367
1998-10	93
1998-11	974
1998-12	-781
1999-01	-364
1999-02	652
1999-03	27
1999-04	-395
1999-05	721
1999-06	-29
1999-07	1549
1999-08	-1081
1999-09	358
1999-10	541
1999-11	-38
1999-12	-564
2000-01	280
2000-02	-405
2000-03	487
2000-04	-16
2000-05	960
2000-06	128
2000-07	27
2000-08	1870
2000-09	1794
2000-10	-192
2000-11	1791
2000-12	-400
2001-01	-620
2001-02	1284
2001-03	-925
2001-04	1259
2001-05	-247
2001-06	-362
2001-07	440
2001-08	641
2001-09	525
2001-10	392
2001-11	198
2001-12	345
2002-01	-158
2002-02	564
2002-03	916
2002-04	-247
2002-05	-21
2002-06	-2263
2002-07	997
2002-08	-337
2002-09	343
2002-10	791
2002-11	-164
2002-12	-573
2003-01	-319
2003-02	481
2003-03	-893
2003-04	-43
2003-05	738
2003-06	-344
2003-07	1070
2003-08	-24
2003-09	1889
2003-10	784
2003-11	-1155
2003-12	-2502
2004-01	791
2004-02	563
2004-03	908
2004-04	1045
2004-05	604
2004-06	189
2004-07	769
2004-08	355
2004-09	-102
2004-10	134
2004-11	-836
2004-12	-565
2005-01	-1256
2005-02	1182
2005-03	424
2005-04	697
2005-05	574
2005-06	940
2005-07	622
2005-08	1762
2005-09	-1426
2005-10	-162
2005-11	1722
2005-12	-588
2006-01	4568
2006-02	4479
2006-03	-2629
2006-04	737
2006-05	2107
2006-06	-148
2006-07	-3166
2006-08	-1495
2006-09	1957
2006-10	1540
2006-11	2036
2006-12	-640
2007-01	4405
2007-02	-1634
2007-03	-634
2007-04	4540
2007-05	-112
2007-06	1944
2007-07	-1158
2007-08	-1085
2007-09	1196
2007-10	928
2007-11	2564
2007-12	-5491
2008-01	-1618
2008-02	1374
2008-03	178
2008-04	-4518
2008-05	4088
2008-06	-2057
2008-07	1137
2008-08	-3153
2008-09	759
2008-10	-4470
2008-11	-2987
2008-12	-1940
2009-01	356
2009-02	3804
2009-03	74
2009-04	-856
2009-05	1890
2009-06	-3322
2009-07	-1705
2009-08	-3205
2009-09	-446
2009-10	379
2009-11	-1292
2009-12	6589