After the next election , in 1999 the party was reduced to 18 of the 88 seats .
Lippmann stepped down from his leadership position , while attributing the disappointing result to the national economic situation .
After the next election , in 1999 the party was reduced to 18 of the 88 seats , and Lippmann stepped down from his leadership position , while attributing the disappointing result to the national economic situation .