Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Actor | Character | Soap Opera | Years | Duration |
| --- | --- | --- | --- | --- |
| Lesley Saweard | Christine Barford | The Archers | 1953— | 61 years |
| Norman Painting | Phil Archer | The Archers | 1950–2009 | 59 years |
| Patricia Greene | Jill Archer | The Archers | 1957— | 57 years |
| June Spencer | Peggy Woolley | The Archers | 1951–1953, 1962— | 54 years |
| Angela Piper | Jennifer Aldridge | The Archers | 1963— | 51 years |
| Arnold Peters | Len Thomas David Latimer Jack Woolley | The Archers | 1953–1966, 1968–1973, 1980–2011 | 49 years |
| Alan Devereux | Sid Perks | The Archers | 1963–2010 | 47 years |
| Bob Arnold | Tom Forrest | The Archers | 1951–1998 | 47 years |
| Colin Skipp | Tony Archer | The Archers | 1967— | 47 years |
| Jack May | Nelson Gabriel | The Archers | 1951–1997 | 46 years |
| Judy Bennett | Shula Hebden-Lloyd | The Archers | 1971— | 43 years |
| Terry Molloy | Mike Tucker | The Archers | 1973— | 41 years |
| Brian Hewlett | Neil Carter | The Archers | 1973— | 41 years |
| Patricia Gallimore | Pat Archer | The Archers | 1974— | 40 years |
| Pauline Seville | Mrs Perkins | The Archers | 1951–1990 | 39 years |
| Charles Collingwood | Brian Aldridge | The Archers | 1975— | 39 years |
| George Hart | Jethro Larkin | The Archers | 1951–1987 | 36 years |
| Chris Gittins | Walter Gabriel | The Archers | 1953–1988 | 35 years |
| Trevor Harrison | Eddie Grundy | The Archers | 1979— | 35 years |
| Sara Coward | Caroline Sterling | The Archers | 1979— | 35 years |
| Timothy Bentinck | David Archer | The Archers | 1982— | 32 years |
| Graham Roberts | George Barford | The Archers | 1973–2004 | 31 years |
| Alison Dowling | Elizabeth Pargetter | The Archers | 1983— | 31 years |
| Hedli Niklaus | Kathy Perks | The Archers | 1983— | 31 years |
| Charlotte Martin | Susan Carter | The Archers | 1983— | 31 years |
| Elizabeth Marlowe | Lilian Archer | The Archers | 1961–1991 | 30 years |
| Gwen Berryman | Doris Archer | The Archers | 1951–1980 | 29 years |
| Edward Kelsey | Joe Grundy | The Archers | 1985— | 29 years |
| Carole Boyd | Lynda Snell | The Archers | 1986— | 28 years |
| Graham Blockey | Robert Snell | The Archers | 1986— | 28 years |
| J. Anthony Smythe | Henry Barbour | One Man's Family | 1932–1959 | 27 years |
| Virginia Payne | Ma Perkins | Ma Perkins | 1933–1960 | 27 years |
| Felicity Finch | Ruth Archer | The Archers | 1987— | 27 years |
| Gwenda Wilson | Aunt Laura Wilson | The Archers | 1951–1977 | 26 years |
| Bernice Berwin | Hazel Barbour | One Man's Family | 1932–1958 | 26 years |
| Mollie Harris | Martha Woodford | The Archers | 1970–1995 | 25 years |
| Charles Egelston | Shuffle Shober | Ma Perkins | 1933–1958 | 25 years |
| Rosalind Adams | Clarrie Grundy | The Archers | 1988–2012 | 24 years |
| Leslie Dunn | Paul Johnson | The Archers | 1954–1978 | 24 years |
| Minetta Ellen | Fanny Barbour | One Man's Family | 1932–1955 | 23 years |
| Graham Seed | Nigel Pargetter | The Archers | 1983–1986, 1992–2011 | 22 years |
| Denis Folwell | Jack Archer | The Archers | 1951–1972 | 21 years |
| Margot Boyd | Marjorie Antrobus | The Archers | 1984–2004 | 20 years |
Question:
Who's the character when Margot Boyd was acting?
Answer:
Marjorie Antrobus