Table: port_election_2002
Columns: date_released
polling_institute
social_democratic
socialist
green_communist
peoples_party
left_bloc
lead

Question: How many figures are given for the Socialists in the case where the Social Democrats received 42.2%?
SQL: SELECT COUNT("socialist") FROM port_election_2002 WHERE "social_democratic" = '42.2%'

Question: What date did the Green-Communists receive 5.7%?
SQL: SELECT "date_released" FROM port_election_2002 WHERE "green_communist" = '5.7%'