This bar graph shows the percentage of 8th, 10th, and 12th graders reporting MDMA (ecstasy) use from 1999 to 2000. The data for each category follows:

Year 1999:

• Percentage of 8th-grade males who reported MDMA (ecstasy) use: 1.7 percent
• Percentage of 8th-grade females who reported MDMA (ecstasy) use: 1.7 percent
• Percentage of 10th-grade males who reported MDMA (ecstasy) use: 4.7 percent
• Percentage of 10th-grade females who reported MDMA (ecstasy) use: 4.2 percent
• Percentage of 12th-grade males who reported MDMA (ecstasy) use: 5.6 percent
• Percentage of 12th-grade females who reported MDMA (ecstasy) use: 5.6 percent

Year 2000:

• Percentage of 8th-grade males who reported MDMA (ecstasy) use: 3.1 percent
• Percentage of 8th-grade females who reported MDMA (ecstasy) use: 3.0 percent
• Percentage of 10th-grade males who reported MDMA (ecstasy) use: 5.7 percent
• Percentage of 10th-grade females who reported MDMA (ecstasy) use: 4.8 percent
• Percentage of 12th-grade males who reported MDMA (ecstasy) use: 8.1 percent
• Percentage of 12th-grade females who reported MDMA (ecstasy) use: 8.2 percent