The meaning of friendship.Composition of r.'s family / health complaints or obstacles in r.'s social life / most important aspects of contacts with people / availability of adequate contacts / importance of different contacts: with partner, friends, parents etc. / enumeration of persons important to r. / wish for more contacts / wish to improve existing contacts, efforts made / effects of special events to r.'s social life: pension, unemployment, divorce, loss of partner, severe illness, birth of child / description of six most important contacts: kind of person (sex, age, marital status, occupation, duration, frequency, place, distance) / nature of contact: friendship, activities, conversations, intimacy, mutual feelings and understanding, preparedness to help each other / recent personal problems / satisfaction with personal contacts, family life, leisure activities, health, income, education, housing / feeling happy, loneliness now and in the past, self confidence, self-respect, shyness / the meaning of having a partner.Background variables: basic characteristics/ residence/ housing situation/ household characteristics/ occupation/employment/ income/capital assets/ education/ politics/ religion/ organizational membership