|
 |
|
Historical Index
|
|
Jul 10
|
2.0195
|
|
Jun10
|
2.0576
|
|
May 10
|
2.0628
|
|
Apr 10
|
2.2426
|
|
Mar 10
|
2.1084
|
|
Feb 10
|
1.9894
|
|
Jan 10
|
2.0524
|
|
Dec 09
|
1.9792
|
|
Nov 09
|
1.9860
|
|
Oct 09
|
1.9420
|
|
Sep 09
|
1.7491
|
|
Aug 09
|
1.8847
|
|
Jul 09
|
1.7116
|
|
Jun 09
|
1.8047
|
|
May 09
|
1.4880
|
|
Apr 09
|
1.3693
|
|
Mar 09
|
1.2676
|
|
Feb 09
|
1.2594
|
|
Jan 09
|
1.4692
|
|
Dec 08
|
1.3751
|
|
Nov 08
|
1.8796
|
|
Oct 08
|
2.3147
|
|
Sep 08
|
3.3933
|
|
Aug 08
|
3.2706
|
|
Jul 08
|
3.8863
|
|
Jun 08
|
3.8782
|
|
May 08
|
3.7376
|
|
Apr 08
|
3.3646
|
|
Mar 08
|
3.1245
|
|
Feb 08
|
2.7282
|
|
Jan 08
|
2.6047
|
|
Dec 07
|
2.6010
|
|
Nov 07
|
2.6733
|
|
Oct 07
|
2.3724
|
|
Sep 07
|
2.2652
|
|
Aug 07
|
2.0916
|
|
Jul 07
|
2.1369
|
|
Jun 07
|
2.0992
|
|
May 07
|
2.0443
|
|
|
Historical Surcharge
|
|
Sep 10
|
0.36
|
|
Aug 10
|
0.37
|
|
Jul 10
|
0.37
|
|
Jun 10
|
0.42
|
|
May 10
|
0.38
|
|
Apr 10
|
0.35
|
|
Mar 10
|
0.37
|
|
Feb 10
|
0.35
|
|
Jan 10
|
0.35
|
|
Dec 09
|
0.34
|
|
Nov 09
|
0.29
|
|
Oct 09
|
0.33
|
|
Sep 09
|
0.28
|
|
Aug 09
|
0.31
|
|
Jul 09
|
0.23
|
|
Jun 09
|
0.20
|
|
May 09
|
0.17
|
|
Apr 09
|
0.17
|
|
Mar 09
|
017
|
|
Feb 09
|
0.20
|
|
Jan 09
|
0.32
|
|
Dec 08
|
0.43
|
|
Nov 08
|
0.70
|
|
Oct 08
|
0.67
|
|
Sep 08
|
0.83
|
|
Aug
08
|
0.82
|
|
July
08
|
0.79
|
|
Jun 08
|
0.70
|
|
May 08
|
0.64
|
|
Apr 08
|
0.54
|
|
Mar
08
|
0.51
|
|
Feb 08
|
0.51
|
|
Jan 08
|
0.52
|
|
Dec
07
|
0.45
|
|
Nov
07
|
0.42
|
|
Oct 07
|
0.38
|
|
Sep
07
|
0.39
|
|
Aug
07
|
0.38
|
|
Jul
07
|
0.37
|
|
