Past simple: About 45 different groups of musicians played loud Caribbean music.
Present simple: About 45 different groups of musicians play loud Caribbean music.
Future: About 45 different groups of musicians will play loud Caribbean music.
Present perfect: About 45 different groups of musicians have played loud Caribbean music.
Present continuous: About 45 different groups of musicians are playing loud Caribbean music.
Past simple: About 45 different groups of musicians played loud Caribbean music.
Present simple: About 45 different groups of musicians play loud Caribbean music.
Future: About 45 different groups of musicians will play loud Caribbean music.
Present perfect: About 45 different groups of musicians have played loud Caribbean music.
Present continuous: About 45 different groups of musicians are playing loud Caribbean music.