|
|
| March 1999 | 868,818 |
| February 1999 | 724,144 |
| January 1999 | 643,089 |
| December 1998 | 493,202 |
| November 1998 | 503,670 |
| October 1998 | 554,768 |
| September 1998 | 502,195 |
| August 1998 | 459,741 |
| July 1998 | 477,418 |
| June 1998 | 482,391 |
| May 1998 | 399,751 |
| April 1998 | 381,988 |
| March 1998 | 376,976 |
| February 1998 | 304,144 |
| January 1998 | 252,023 |
| December 1997 | 213,570 |
| November 1997 | 233,600 |
| October 1997 | 205,900 |
| September 1997 | 181,319 |
| August 1997 | 151,752 |
| July 1997 | 126,268 |
| June 1997 | 107,139 |
| May 1997 | 120,735 |
| April 1997 | 119,397 |
| March 1997 | 113,374 |
| February 1997 | 90,257 |
| January 1997 | 76,412 |
| December 1996 | 31,031 |
| November 1996 | 25,622 |
| USA | 79.3% |
| Canada | 5.0% |
| UK | 1.7% |
| Australia | 1.6% |
| Mexico | 1.1% |
| Netherlands | 0.8% |
| Singapore | 0.8% |
| Switzerland | 0.7% |
| Indonesia | 0.6% |
| France | 0.5% |
| Hong Kong | 0.5% |
| Germany | 0.5% |
| China | 0.4% |
| India | 0.4% |
| Brazil | 0.4% |
| All Others | 5.7% |
| Total | 100.0% |
|
|