PERIOD	VALUE
1998-04	-1084
1998-05	-1158
1998-06	1348
1998-07	641
1998-08	92
1998-09	3009
1998-10	-2293
1998-11	-1483
1998-12	1314
1999-01	1864
1999-02	1648
1999-03	-2344
1999-04	2562
1999-05	-1930
1999-06	1355
1999-07	809
1999-08	975
1999-09	5752
1999-10	-4786
1999-11	-2089
1999-12	660
2000-01	4097
2000-02	-1905
2000-03	2550
2000-04	355
2000-05	3756
2000-06	-2815
2000-07	3453
2000-08	10573
2000-09	-257
2000-10	1211
2000-11	8552
2000-12	3938
2001-01	-3874
2001-02	6364
2001-03	-5855
2001-04	185
2001-05	253
2001-06	5327
2001-07	2303
2001-08	2472
2001-09	3629
2001-10	-5853
2001-11	3997
2001-12	648
2002-01	7583
2002-02	-11
2002-03	-3106
2002-04	-762
2002-05	4040
2002-06	6768
2002-07	8660
2002-08	-4099
2002-09	4153
2002-10	-1718
2002-11	7853
2002-12	-2881
2003-01	20757
2003-02	-11137
2003-03	474
2003-04	-65
2003-05	14270
2003-06	-5757
2003-07	11066
2003-08	-10732
2003-09	14446
2003-10	-3969
2003-11	3058
2003-12	-11325
2004-01	19122
2004-02	4946
2004-03	10302
2004-04	7626
2004-05	1085
2004-06	7809
2004-07	4466
2004-08	2946
2004-09	9281
2004-10	-6162
2004-11	4120
2004-12	3785
2005-01	-5994
2005-02	5524
2005-03	137
2005-04	4104
2005-05	16964
2005-06	2187
2005-07	2240
2005-08	-726
2005-09	14959
2005-10	-5279
2005-11	3372
2005-12	3075
2006-01	19320
2006-02	-10265
2006-03	16546
2006-04	2812
2006-05	-16146
2006-06	536
2006-07	7172
2006-08	1300
2006-09	782
2006-10	-11904
2006-11	27209
2006-12	-7565
2007-01	17406
2007-02	-10198
2007-03	-14635
2007-04	-10916
2007-05	19420
2007-06	-5881
2007-07	7434
2007-08	680
2007-09	-1427
2007-10	-8113
2007-11	22148
2007-12	1923
2008-01	7630
2008-02	12317
2008-03	12900
2008-04	-18410
2008-05	-1898
2008-06	12807
2008-07	16897
2008-08	-1068
2008-09	30627
2008-10	33685
2008-11	32025
2008-12	89646
2009-01	-88393
2009-02	-4906
2009-03	29836
2009-04	-18085
2009-05	-896
2009-06	13867
2009-07	2764
2009-08	9338
2009-09	18325
2009-10	-10270
2009-11	35153
2009-12	-2451