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:
| Tie no | Home team | Score | Away team | Date |
| --- | --- | --- | --- | --- |
| 1 | Enfield | 0–0 | Harwich & Parkeston | 20 November 1976 |
| Replay | Harwich & Parkeston | 0–3 | Enfield | 23 November 1976 |
| 2 | Chester | 1–0 | Hartlepool | 20 November 1976 |
| 3 | Bournemouth | 0–0 | Newport County | 20 November 1976 |
| Replay | Newport County | 3–0 | Bournemouth | 23 November 1976 |
| 4 | Barrow | 0–2 | Goole Town | 20 November 1976 |
| 5 | Bury | 6–0 | Workington | 20 November 1976 |
| 6 | Rochdale | 1–1 | Northwich Victoria | 20 November 1976 |
| Replay | Northwich Victoria | 0–0 | Rochdale | 22 November 1976 |
| Replay | Rochdale | 1–2 | Northwich Victoria | 29 November 1976 |
| 7 | Weymouth | 1–1 | Hitchin Town | 20 November 1976 |
| Replay | Hitchin Town | 2–2 | Weymouth | 24 November 1976 |
| Replay | Weymouth | 3–3 | Hitchin Town | 29 November 1976 |
| Replay | Hitchin Town | 3–1 | Weymouth | 2 December 1976 |
| 8 | Reading | 1–0 | Wealdstone | 20 November 1976 |
| 9 | Walsall | 0–0 | Bradford City | 20 November 1976 |
| Replay | Bradford City | 0–2 | Walsall | 24 November 1976 |
| 10 | Gillingham | 0–1 | Watford | 20 November 1976 |
| 11 | Sheffield Wednesday | 2–0 | Stockport County | 20 November 1976 |
| 12 | Crewe Alexandra | 1–1 | Preston North End | 20 November 1976 |
| Replay | Preston North End | 2–2 | Crewe Alexandra | 23 November 1976 |
| Replay | Crewe Alexandra | 0–3 | Preston North End | 29 November 1976 |
| 13 | Lincoln City | 1–0 | Morecambe | 20 November 1976 |
| 14 | Stafford Rangers | 0–0 | Halifax Town | 20 November 1976 |
| Replay | Halifax Town | 1–0 | Stafford Rangers | 23 November 1976 |
| 15 | Swindon Town | 7–0 | Bromley | 20 November 1976 |
| 16 | Scarborough | 0–0 | Darlington | 20 November 1976 |
| Replay | Darlington | 4–1 | Scarborough | 22 November 1976 |
| 17 | Doncaster Rovers | 2–2 | Shrewsbury Town | 20 November 1976 |
| Replay | Shrewsbury Town | 4–3 | Doncaster Rovers | 23 November 1976 |
| 18 | Wrexham | 6–0 | Gateshead United | 20 November 1976 |
| 19 | Tranmere Rovers | 0–4 | Peterborough United | 20 November 1976 |
| 20 | Barnsley | 3–1 | Boston | 20 November 1976 |
| 21 | Brentford | 2–0 | Chesham United | 20 November 1976 |
| 22 | Crook Town | 1–4 | Nuneaton Borough | 20 November 1976 |
| 23 | Brighton & Hove Albion | 2–2 | Crystal Palace | 20 November 1976 |
| Replay | Crystal Palace | 1–1 | Brighton & Hove Albion | 23 November 1976 |
| Replay | Brighton & Hove Albion | 0–1 | Crystal Palace | 6 December 1976 |
| 24 | Wimbledon | 1–0 | Woking | 20 November 1976 |
| 25 | Exeter City | 1–1 | Southend United | 20 November 1976 |
| Replay | Southend United | 2–1 | Exeter City | 22 November 1976 |
| 26 | Scunthorpe United | 1–2 | Chesterfield | 20 November 1976 |
| 27 | Huddersfield Town | 0–0 | Mansfield Town | 20 November 1976 |
| Replay | Mansfield Town | 2–1 | Huddersfield Town | 22 November 1976 |
| 28 | Southport | 1–2 | Port Vale | 20 November 1976 |
| 29 | Matlock Town | 2–0 | Wigan Athletic | 20 November 1976 |
| 30 | Torquay United | 1–2 | Hillingdon Borough | 20 November 1976 |
| 31 | Kettering Town | 1–1 | Oxford United | 20 November 1976 |
| Replay | Oxford United | 0–1 | Kettering Town | 23 November 1976 |
| 32 | Rotherham United | 5–0 | Altrincham | 20 November 1976 |
| 33 | Aldershot | 1–1 | Portsmouth | 20 November 1976 |
| Replay | Portsmouth | 2–1 | Aldershot | 23 November 1976 |
| 34 | Droylsden | 0–0 | Grimsby Town | 20 November 1976 |
| Replay | Grimsby Town | 5–3 | Droylsden | 23 November 1976 |
| 35 | Tooting & Mitcham United | 4–2 | Dartford | 20 November 1976 |
| 36 | Dudley Town | 1–1 | York City | 20 November 1976 |
| Replay | York City | 4–1 | Dudley Town | 23 November 1976 |
| 37 | Leatherhead | 2–0 | Northampton Town | 20 November 1976 |
| 38 | Cambridge United | 1–1 | Colchester United | 20 November 1976 |
| Replay | Colchester United | 2–0 | Cambridge United | 24 November 1976 |
| 39 | Waterlooville | 1–2 | Wycombe Wanderers | 20 November 1976 |
| 40 | Swansea City | 0–1 | Minehead | 20 November 1976 |
Question:
What is the Tie no of the Port Vale Away game?
Answer:
28.0