what is cf return from february 2008 to january 2009

CF Industries (CF) returned -56% between February 1, 2008 and January 31, 2009.

DATE OPEN HIGH LOW CLOSE VOLUME
January 30 2009
$6.79
$6.96
$6.53
$6.58
18,135,500
January 29 2009
$6.74
$6.86
$6.64
$6.76
16,874,500
January 28 2009
$6.66
$6.98
$6.59
$6.88
18,946,500
January 27 2009
$6.69
$6.75
$6.41
$6.49
17,992,000
January 26 2009
$6.63
$7.00
$6.46
$6.61
17,269,500
January 23 2009
$6.02
$6.71
$5.93
$6.55
16,627,500
January 22 2009
$6.23
$6.52
$6.07
$6.24
20,409,500
January 21 2009
$6.66
$6.66
$6.03
$6.39
19,742,500
January 20 2009
$6.62
$6.73
$6.32
$6.41
15,628,500
January 16 2009
$6.45
$6.96
$6.33
$6.80
25,468,000
January 15 2009
$6.25
$6.72
$6.04
$6.62
14,312,500
January 14 2009
$6.38
$6.47
$6.01
$6.20
14,583,500
January 13 2009
$6.54
$6.85
$6.49
$6.68
12,997,500
January 12 2009
$7.51
$7.51
$6.52
$6.57
17,041,000
January 09 2009
$7.68
$7.80
$7.40
$7.55
12,395,000
January 08 2009
$7.22
$7.82
$7.22
$7.66
16,941,000
January 07 2009
$7.85
$8.06
$7.43
$7.46
12,895,000
January 06 2009
$8.01
$8.07
$7.37
$7.74
18,941,500
January 05 2009
$7.43
$8.08
$7.43
$7.93
13,389,000
January 02 2009
$6.92
$7.58
$6.88
$7.51
9,227,000
December 31 2008
$6.66
$6.97
$6.56
$6.89
6,492,500
December 30 2008
$6.43
$6.70
$6.37
$6.67
7,739,500
December 29 2008
$6.59
$6.77
$6.38
$6.54
6,251,000
December 26 2008
$6.55
$6.60
$6.32
$6.56
3,855,500
December 24 2008
$6.42
$6.62
$6.38
$6.46
2,610,500