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Time
Unit: 10kt
Jan-2011
50.49
Feb-2011
37.06
Mar-2011
56.62
Apr-2011
49.21
May-2011
53.92
Jun-2011
62.37
Jul-2011
53.25
Aug-2011
48.95
Sep-2011
56.06
Oct-2011
57.87
Nov-2011
56.28
Dec-2011
79.70
Jan-2012
42.66
Feb-2012
49.87
Mar-2012
56.41
Apr-2012
53.88
May-2012
56.43
Jun-2012
59.11
Jul-2012
54.37
Aug-2012
54.21
Sep-2012
61.76
Oct-2012
60.39
