PERIOD	VALUE
1998-04	-200
1998-05	9625
1998-06	21016
1998-07	9975
1998-08	21341
1998-09	8680
1998-10	8172
1998-11	5290
1998-12	-62998
1999-01	9591
1999-02	-12002
1999-03	-8454
1999-04	-20216
1999-05	-1317
1999-06	17272
1999-07	7889
1999-08	-3833
1999-09	7657
1999-10	17825
1999-11	24043
1999-12	-37879
2000-01	24429
2000-02	30085
2000-03	4437
2000-04	13856
2000-05	27674
2000-06	-17471
2000-07	13142
2000-08	-14484
2000-09	21239
2000-10	13992
2000-11	47640
2000-12	-1716
2001-01	44648
2001-02	-2749
2001-03	63890
2001-04	-13854
2001-05	-16706
2001-06	-5032
2001-07	-55735
2001-08	26231
2001-09	22512
2001-10	17532
2001-11	26633
2001-12	-29500
2002-01	-28157
2002-02	-6888
2002-03	30178
2002-04	17268
2002-05	17567
2002-06	-55471
2002-07	5322
2002-08	13969
2002-09	29284
2002-10	18515
2002-11	67712
2002-12	-41076
2003-01	9840
2003-02	8642
2003-03	45774
2003-04	8562
2003-05	58588
2003-06	-10911
2003-07	9630
2003-08	-23044
2003-09	15844
2003-10	-1779
2003-11	18466
2003-12	6907
2004-01	63504
2004-02	10385
2004-03	70566
2004-04	7905
2004-05	2038
2004-06	-4154
2004-07	14367
2004-08	4536
2004-09	20948
2004-10	27476
2004-11	68713
2004-12	-78455
2005-01	49729
2005-02	48325
2005-03	12447
2005-04	48683
2005-05	28964
2005-06	1526
2005-07	2924
2005-08	-981
2005-09	34175
2005-10	40615
2005-11	118460
2005-12	-149095
2006-01	87797
2006-02	54436
2006-03	36126
2006-04	90702
2006-05	4703
2006-06	-105018
2006-07	17596
2006-08	47342
2006-09	37244
2006-10	25310
2006-11	-2374
2006-12	-64148
2007-01	66931
2007-02	70901
2007-03	50005
2007-04	68135
2007-05	68821
2007-06	-48630
2007-07	78426
2007-08	49126
2007-09	4083
2007-10	86844
2007-11	21943
2007-12	-46999
2008-01	101944
2008-02	13651
2008-03	49229
2008-04	-58210
2008-05	13236
2008-06	-157187
2008-07	51754
2008-08	-55642
2008-09	85482
2008-10	-34992
2008-11	-60332
2008-12	-210197
2009-01	71986
2009-02	-80647
2009-03	-44208
2009-04	30987
2009-05	-41479
2009-06	-41891
2009-07	4062
2009-08	-1821
2009-09	-25792
2009-10	27250
2009-11	-2961
2009-12	-46874