The PSDN did not nominate a presidential candidate for the 1999 elections, and received only 0.2% of the vote in the parliamentary elections, failing to win a seat. However, after increasing its vote share to 1.3% in the 2004 general elections, it regained parliamentary representation, winning a single seat. Despite further increasing its vote share to 2.3% in the 2009 parliamentary elections, the party lost its seat.