"DAC Top 100 Singles 2003". Trendcharts oHG. AMC Alster Musik Consulting GmbH. 2004. Archived from the original on January 10, 2004. Retrieved January 20, 2022.
"DAC Top 100 Singles 2005". Trendcharts oHG. AMC Alster Musik Consulting GmbH. 2006. Archived from the original on April 23, 2008. Retrieved January 20, 2022.
"DAC Top 50 Albums 2005". Trendcharts oHG. AMC Alster Musik Consulting GmbH. 2006. Archived from the original on April 23, 2008. Retrieved January 20, 2022.
"DAC Top 100 Singles 2006". Trendcharts oHG. AMC Alster Musik Consulting GmbH. 2007. Archived from the original on April 23, 2008. Retrieved January 21, 2022.
web.archive.org
"DAC Top 100 Singles 2003". Trendcharts oHG. AMC Alster Musik Consulting GmbH. 2004. Archived from the original on January 10, 2004. Retrieved January 20, 2022.
"DAC Top 100 Singles 2005". Trendcharts oHG. AMC Alster Musik Consulting GmbH. 2006. Archived from the original on April 23, 2008. Retrieved January 20, 2022.
"DAC Top 50 Albums 2005". Trendcharts oHG. AMC Alster Musik Consulting GmbH. 2006. Archived from the original on April 23, 2008. Retrieved January 20, 2022.
"DAC Top 100 Singles 2006". Trendcharts oHG. AMC Alster Musik Consulting GmbH. 2007. Archived from the original on April 23, 2008. Retrieved January 21, 2022.