The Deutsche Alternative Charts (often referred to as DAC) is the primary record chart for Germany's alternative music scene. The charts cover genres ranging nu metal to Britpop, from Gothic to EBM and Industrial and other electronic music. Established in 1997, the DAC rankings are generated by a weekly poll of 350 representatively selected DJs and trend dealers. A record chart, also known as a music chart, is a method of ranking music according to popularity during a given period of time. ... Nu metal (also called aggro metal, or nü metal using the traditional heavy metal umlaut) is a musical genre that has origins in the mid 1990s. ... Britpop was a British alternative rock genre and movement that was at its most popular in Great Britain in the mid 1990s. ... Gothic rock (also called goth rock or goth) is a genre of rock music that originated during the late 1970s. ... This article or section does not cite its references or sources. ... Electronic music is a term for music created using electronic devices. ... See also: 1996 in music, other events of 1997, 1998 in music, 1990s in music and the list of years in music // Events January 9 - David Bowie performs his 50th Birthday Bash concert (the day after his birthday) at Madison Square Garden, with guests Frank Black, The Foo Fighters, Sonic... For other meanings of DJ, see DJ (disambiguation). ...