年 |
1998 |
1999 |
2000 |
2001 |
2002 |
1月 |
4,347,419 |
4,331,641 |
4,378,838 |
4,343,950 |
4,313,154 |
2月 |
4,341,968 |
4,329,220 |
4,377,691 |
4,328,455 |
4,355,926 |
3月 |
4,341,567 |
4,383,145 |
4,363,567 |
4,300,420 |
4,355,035 |
4月 |
4,338,986 |
4,380,923 |
4,362,070 |
4,260,588 |
4,355,071 |
5月 |
4,340,664 |
4,371,472 |
4,362,257 |
4,309,369 |
4,361,328 |
6月 |
4,335,164 |
4,369,908 |
4,361,325 |
4,310,080 |
4,355,213 |
7月 |
4,378,190 |
4,370,068 |
4,361,825 |
4,315,312 |
4,357,567 |
8月 |
4,339,802 |
4,367,918 |
4,361,209 |
4,313,050 |
4,356,676 |
9月 |
4,340,842 |
4,369,429 |
4,360,389 |
4,317,667 |
4,342,469 |
10月 |
4,342,027 |
4,369,806 |
4,359,576 |
4,309,807 |
4,342,017 |
11月 |
4,343,655 |
4,379,525 |
4,360,859 |
4,300,650 |
4,344,078 |
12月 |
4,325,860 |
4,383,036 |
4,352,091 |
4,300,737 |
4,340,234 |
| 单位：百万立方英尺 |
