How many new Barbara Pym novels have been published since her death in 1980?

Four new Barbara Pym novels have been published since her death in 1980:

1. 1. A Few Green Leaves (1980)
2. 2. An Unsuitable Attachment (1982)
3. 3. Crampton Hodnet (1985)
4. 4. An Acadeniic Question (1986) –

A memoir, A Very Private Eye, was published in 1984.