| Year |
Month |
Pounds (x1000) |
| 2008 |
December |
0.00 |
|
November |
0.00 |
|
October |
0.00 |
|
September |
0.00 |
|
August |
0.00 |
|
July |
0.00 |
|
June |
0.00 |
|
May |
68.65 |
|
April |
152.93 |
|
March |
91.29 |
|
February |
159.34 |
| 2008 |
January |
105.55 |
| 2007 |
December |
42.92 |
|
November |
110.51 |
|
October |
50.28 |
|
September |
64.38 |
|
August |
61.98 |
|
July |
87.14 |
|
June |
52.68 |
|
May |
44.02 |
|
April |
15.65 |
|
March |
64.64 |
|
February |
78.48 |
| 2007 |
January |
62.49 |
| 2006 |
December |
15.13 |
|
November |
3.29 |
|
October |
28.90 |
|
September |
73.17 |
|
August |
90.50 |
|
July |
147.64 |
|
June |
69.86 |
|
May |
95.24 |
|
April |
49.38 |
|
March |
85.96 |
|
February |
66.22 |
| 2006 |
January |
40.41 |
| 2005 |
December |
46.09 |
|
November |
10.22 |
|
October |
33.14 |
|
September |
69.95 |
|
August |
190.92 |
|
July |
132.90 |
|
June |
65.10 |
|
May |
165.75 |
|
April |
97.14 |
|
March |
59.27 |
|
February |
80.74 |
| 2005 |
January |
56.81 |
| 2004 |
December |
83.48 |
|
November |
68.42 |
|
October |
147.87 |
|
September |
132.58 |
|
August |
267.73 |
|
July |
187.53 |
|
June |
28.75 |
|
May |
28.80 |
|
April |
8.12 |
|
March |
90.73 |
|
February |
72.42 |
| 2004 |
January |
23.48 |
| 2003 |
December |
21.34 |
|
November |
0.85 |
|
October |
11.75 |
|
September |
45.10 |
|
August |
125.71 |
|
July |
65.24 |
|
June |
170.91 |
|
May |
520.67 |
|
April |
151.72 |
|
March |
86.12 |
|
February |
94.12 |
| 2003 |
January |
48.94 |
| 2002 |
December |
84.57 |
|
November |
25.87 |
|
October |
56.97 |
|
September |
242.65 |
|
August |
216.32 |
|
July |
191.01 |
|
June |
136.22 |
|
May |
313.45 |
|
April |
211.42 |
|
March |
96.28 |
|
February |
40.86 |
| 2002 |
January |
26.30 |
| 2001 |
December |
97.41 |
|
November |
90.49 |
|
October |
120.93 |
|
September |
290.60 |
|
August |
373.24 |
|
July |
491.52 |
|
June |
382.75 |
|
May |
699.97 |
|
April |
229.45 |
|
March |
289.30 |
|
February |
216.85 |
| 2001 |
January |
132.88 |
| 2000 |
December |
321.62 |
|
November |
85.37 |
|
October |
266.57 |
|
September |
167.33 |
|
August |
233.45 |
|
July |
161.13 |
|
June |
508.17 |
|
May |
167.17 |
|
April |
142.82 |
|
March |
66.89 |
|
February |
112.63 |
| 2000 |
January |
72.45 |
| 1999 |
December |
331.41 |
|
November |
314.59 |
|
October |
385.20 |
|
September |
308.05 |
|
August |
313.88 |
|
July |
519.90 |
|
June |
436.08 |
|
May |
175.47 |
|
April |
115.74 |
|
March |
214.67 |
|
February |
298.33 |
| 1999 |
January |
151.06 |
| 1998 |
December |
161.10 |
|
November |
110.37 |
|
October |
161.44 |
|
September |
263.58 |
|
August |
311.35 |
|
July |
323.84 |
|
June |
608.82 |
|
May |
236.06 |
|
April |
222.05 |
|
March |
72.50 |
|
February |
226.50 |
| 1998 |
January |
112.49 |
| 1997 |
December |
25.61 |
|
November |
20.46 |
|
October |
106.07 |
|
September |
169.21 |
|
August |
297.88 |
|
July |
391.74 |
|
June |
576.96 |
|
May |
500.55 |
|
April |
506.39 |
|
March |
332.28 |
|
February |
362.28 |
| 1997 |
January |
135.88 |
| 1996 |
December |
95.87 |
|
November |
160.63 |
|
October |
217.25 |
|
September |
121.31 |
|
August |
306.90 |
|
July |
335.96 |
|
June |
340.54 |
|
May |
318.46 |
|
April |
324.25 |
|
March |
161.64 |
|
February |
67.57 |
| 1996 |
January |
80.38 |
| 1995 |
December |
133.02 |
|
November |
246.16 |
|
October |
299.76 |
|
September |
180.92 |
|
August |
228.80 |
|
July |
444.00 |
|
June |
729.65 |
|
May |
111.98 |
|
April |
111.18 |
|
March |
93.39 |
|
February |
49.61 |
| 1995 |
January |
56.99 |
| 1994 |
December |
326.53 |
|
November |
195.48 |
|
October |
81.75 |
|
September |
66.69 |
|
August |
88.16 |
|
July |
114.14 |
|
June |
105.66 |
|
May |
42.56 |
|
April |
25.75 |
|
March |
42.04 |
|
February |
77.52 |
| 1994 |
January |
32.83 |
| 1993 |
December |
136.88 |
|
November |
106.82 |
|
October |
75.10 |
|
September |
46.29 |
|
August |
78.14 |
|
July |
98.50 |
|
June |
119.24 |
|
May |
81.28 |
|
April |
81.24 |
|
March |
40.01 |
|
February |
52.18 |
| 1993 |
January |
32.24 |
| 1992 |
December |
107.18 |
|
November |
105.17 |
|
October |
87.89 |
|
September |
16.00 |
|
August |
109.13 |
|
July |
42.18 |
|
June |
45.92 |
|
May |
52.54 |
|
April |
67.78 |
|
March |
40.45 |
|
February |
18.05 |
| 1992 |
January |
42.13 |
| 1991 |
December |
81.18 |
|
November |
74.09 |
|
October |
41.80 |
|
September |
72.81 |
|
August |
76.08 |
|
July |
80.06 |
|
June |
67.54 |
|
May |
74.64 |
|
April |
42.14 |
|
March |
20.38 |
|
February |
21.40 |
| 1991 |
January |
50.46 |
| 1990 |
December |
44.88 |
|
November |
14.78 |
|
October |
22.10 |
|
September |
24.08 |
|
August |
30.16 |
|
July |
31.56 |
|
June |
46.44 |
|
May |
44.94 |
|
April |
7.14 |
|
March |
7.14 |
|
February |
2.65 |
| 1990 |
January |
5.99 |
|