 Complete the following phrase:  In order to qualify for seats based on the party-list vote share, a party must either win three single-member constituencies or exceed a threshold of 5 of the second votes nationwide. If a party only wins one or two single-member constituencies and fails to get at least 5 of the second votes, it keeps the single-member seats, but other parties that accomplish at least one of the two threshold conditions receive compensation seats. In the most recent example of this, during the 2002 election, the PDS won only 4.0 of the party-list votes nationwide, but won two constituencies in the state of Berlin. The same applies if an independent candidate wins a single-member constituency which has not happened since 1949. In the 