Table:
text: List of best-selling music artists
75 million to 79 million records
75 million to 79 million records
Artist Country_of_origin Period_active Release_year_of_first_charted_record Genre Claimed_sales
The Black Eyed Peas United States 1995–present 1998 Hip-hop / R&B / Dance 76 million
Journey United States 1973–present 1975 Rock / Soft rock 75 million
Beyoncé United States 2003–present 2003 R&B / Pop 75 million
Kenny G United States 1982–present 1984 Smooth jazz 75 million
Alabama United States 1972–present 1980 Country / Pop rock 75 million
Enya Ireland 1982–present 1987 New age / Celtic 75 million
Green Day United States 1987–present 1994 Punk rock / Alternative rock 75 million
Tupac Shakur United States 1988–1996 1991 Hip hop 75 million

Question: In the list of best-selling music artists, name the country of origin of the trip for 75 million to 79 million records?

Question: Name the period when enya was active among the 75 million to 79 million records of the best-selling music artists?