Ballroom gives many informations on ballroom dancing (online lessons, etc.). Some characteristic excerpts of many dance styles are provided in real audio format. Their tempi are also available.
The data set is available here.

Tempo annotations for this data set are available here.

Table 1: Style distribution of the ballroom dance music excerpts
Cha Cha 111
Jive 60
Quickstep 82
Rumba 98
Samba 86
Tango 86
Viennese Waltz 65
Slow Waltz 110

Fabien Gouyon 2006-03-21