|
Closing price on 4/1/2009
|
|
| Open |
19.80 |
| High |
19.80 |
| Low |
19.50 |
| Volume |
1,500 |
| Split-adjusted Price |
2.94 |
|
|
PSC Historical Quote
|
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
|
4/1/2009
|
+0.80 / +4.28%
|
19.80
|
19.80
|
19.50
|
19.50
|
19.54
|
2.94
|
1,500
|
|
|
3/31/2009
|
-0.30 / -1.58%
|
18.70
|
18.70
|
18.70
|
18.70
|
18.70
|
2.82
|
0
|
|
|
3/30/2009
|
+0.60 / +3.26%
|
19.50
|
19.60
|
17.50
|
19.00
|
18.69
|
2.86
|
3,500
|
|
|
3/27/2009
|
+1.40 / +8.24%
|
18.10
|
18.40
|
18.10
|
18.40
|
18.37
|
2.77
|
7,200
|
|
|
3/26/2009
|
-0.60 / -3.41%
|
17.50
|
17.50
|
16.80
|
17.00
|
17.18
|
2.56
|
3,300
|
|
|
3/25/2009
|
+0.10 / +0.57%
|
18.70
|
18.70
|
17.60
|
17.60
|
17.78
|
2.65
|
1,200
|
|
|
3/24/2009
|
-1.20 / -6.42%
|
17.60
|
17.70
|
17.50
|
17.50
|
17.61
|
2.64
|
900
|
|
|
3/23/2009
|
-1.40 / -6.97%
|
18.70
|
18.70
|
18.70
|
18.70
|
18.70
|
2.82
|
2,500
|
|
|
3/20/2009
|
+0.30 / +1.52%
|
20.20
|
20.20
|
20.10
|
20.10
|
20.13
|
3.03
|
700
|
|
|
3/19/2009
|
+1.20 / +6.45%
|
19.80
|
19.80
|
19.80
|
19.80
|
19.80
|
2.98
|
200
|
|
|
3/18/2009
|
-0.70 / -3.63%
|
18.60
|
18.60
|
18.60
|
18.60
|
18.60
|
2.80
|
200
|
|
|
3/17/2009
|
+0.60 / +3.21%
|
19.80
|
19.80
|
19.30
|
19.30
|
19.55
|
2.91
|
400
|
|
|
3/16/2009
|
0.00 / 0.00%
|
18.70
|
18.70
|
18.70
|
18.70
|
18.70
|
2.82
|
0
|
|
|
3/13/2009
|
+1.10 / +6.25%
|
18.70
|
18.70
|
18.70
|
18.70
|
18.70
|
2.82
|
500
|
|
|
3/12/2009
|
-1.30 / -6.88%
|
18.10
|
18.10
|
17.60
|
17.60
|
17.69
|
2.65
|
1,600
|
|
|
3/11/2009
|
+0.80 / +4.42%
|
18.90
|
18.90
|
18.90
|
18.90
|
18.90
|
2.85
|
500
|
|
|
3/10/2009
|
-1.30 / -6.70%
|
18.10
|
18.10
|
18.10
|
18.10
|
18.10
|
2.73
|
2,900
|
|
|
3/9/2009
|
+0.80 / +4.30%
|
19.40
|
19.40
|
19.40
|
19.40
|
19.40
|
2.92
|
500
|
|
|
3/6/2009
|
+0.60 / +3.33%
|
18.60
|
18.60
|
18.60
|
18.60
|
18.60
|
2.80
|
500
|
|
|
3/5/2009
|
-0.20 / -1.10%
|
17.90
|
18.00
|
17.30
|
18.00
|
17.55
|
2.71
|
800
|
|
|
3/4/2009
|
+1.60 / +9.64%
|
18.30
|
18.30
|
18.00
|
18.20
|
18.22
|
2.74
|
1,100
|
|
|
3/3/2009
|
-0.90 / -5.14%
|
18.50
|
18.50
|
16.60
|
16.60
|
17.79
|
2.50
|
800
|
|
|
3/2/2009
|
0.00 / 0.00%
|
17.50
|
17.50
|
17.50
|
17.50
|
17.50
|
2.64
|
0
|
|
|
2/27/2009
|
-1.30 / -6.91%
|
17.50
|
17.50
|
17.50
|
17.50
|
17.50
|
2.64
|
500
|
|
|
2/26/2009
|
0.00 / 0.00%
|
18.80
|
18.80
|
18.80
|
18.80
|
18.80
|
2.83
|
0
|
|
|
2/25/2009
|
0.00 / 0.00%
|
18.80
|
18.80
|
18.80
|
18.80
|
18.80
|
2.83
|
0
|
|
|
2/24/2009
|
+1.10 / +6.21%
|
18.80
|
18.80
|
18.80
|
18.80
|
18.80
|
2.83
|
500
|
|
|
2/23/2009
|
+0.70 / +4.12%
|
17.70
|
17.70
|
17.70
|
17.70
|
17.70
|
2.67
|
0
|
|
|
2/20/2009
|
-0.40 / -2.30%
|
18.50
|
18.50
|
17.00
|
17.00
|
17.69
|
2.56
|
1,800
|
|
|
2/19/2009
|
-1.10 / -5.95%
|
18.00
|
18.00
|
17.30
|
17.40
|
17.48
|
2.62
|
6,500
|
|
|