I need to know (Marc Anthony)
| Date | 8/20/99 | 8/27/99 | 9/3/99 | 9/10/99 | 9/17/99 | 9/24/99 | 10/1/99 | 10/8/99 | 10/15/99 | 10/22/99 | 10/29/99 | 11/5/99 | 11/12/99 | 11/19/99 |
| Pos | 45 | 40 | 36 | 34 | 25 | 24 | 23 | 21 | 18 | 17 | 13 | 10 | 8 | 10 |
| 11/26/99 | 12/3/99 | 12/10/99 | 12/17/99 | 1/7/00 | 1/14/00 | 1/21/00 | 1/28/00 | 2/4/00 | 2/11/00 | 2/18/00 | 2/25/00 | |||
| 10 | 7 | 5 | 5 | 7 | 7 | 7 | 9 | 11 | 12 | 15 | 18 |
R&R CHR/Pop charts. (c) Radio & Records, Inc.. Used with permission.