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 1 | Away team | Attendance |
| --- | --- | --- | --- | --- |
| 1 | Coventry City | 3 – 1 | Aldershot Town | 9,293 |
| 2 | Milton Keynes Dons | 1 – 0 | Norwich City | 6,261 |
| 3 | Wycombe Wanderers | 0 – 4 | Birmingham City | 2,735 |
| 4 | Brighton & Hove Albion | 4 – 0 | Barnet | 2,571 |
| 5 | Gillingham | 0 – 1 | Colchester United | 2,566 |
| 6 | Southend United | 0 – 0 | Cheltenham Town | 2,998 |
| Cheltenham Town won 1 – 0 after extra time | Cheltenham Town won 1 – 0 after extra time | Cheltenham Town won 1 – 0 after extra time | Cheltenham Town won 1 – 0 after extra time | Cheltenham Town won 1 – 0 after extra time |
| 7 | Swansea City | 2 – 0 | Brentford | 5,366 |
| 8 | Luton Town | 2 – 0 | Plymouth Argyle | 2,682 |
| 9 | Exeter City | 1 – 3 | Southampton | 6,471 |
| 10 | Watford | 1 – 0 | Bristol Rovers | 5,574 |
| 11 | Bournemouth | 1 – 2 | Cardiff City | 3,399 |
| 12 | Bristol City | 2 – 1 | Peterborough United | 5,684 |
| 13 | Charlton Athletic | 0 – 1 | Yeovil Town | 6,239 |
| 14 | Millwall | 0 – 1 | Northampton Town | 3,525 |
| 15 | Swindon Town | 2 – 3 | Queens Park Rangers | 7,230 |
| 16 | Crystal Palace | 2 – 1 | Hereford United | 3,094 |
| 17 | Dagenham & Redbridge | 1 – 2 | Reading | 2,360 |
| 18 | Ipswich Town | 4 – 1 | Leyton Orient | 10,477 |
Question:
What is the Tie no of Hereford United's Away game?
Answer:
16.0