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 | Attendance |
| --- | --- | --- | --- | --- |
| 1.0 | Harrogate Railway Athletic | 3–2 | Matlock Town | 254.0 |
| 2.0 | Harrogate Town | 2–0 | Clitheroe | 516.0 |
| 3.0 | Barrow | 2–1 | Fleetwood Town | 855.0 |
| 4.0 | West Auckland Town | 2–2 | Bamber Bridge | 147.0 |
| 5.0 | Dinnington Town | 1–7 | Bradford Park Avenue | 518.0 |
| 6.0 | Belper Town | 0–3 | Southport | 382.0 |
| 7.0 | Gainsborough Trinity | 1–0 | Blyth Spartans A.F.C. | 379.0 |
| 8.0 | Stalybridge Celtic | 0–5 | Workington | 495.0 |
| 9.0 | Kendal Town | 4–0 | Woodley Sports | 195.0 |
| 10.0 | Guiseley A.F.C. | 2–3 | Vauxhall Motors | 292.0 |
| 11.0 | Rushall Olympic | 2–0 | Hednesford Town | 362.0 |
| 12.0 | Chasetown | 2–0 | Rainworth Miners Welfare | 604.0 |
| 13.0 | Tamworth | 2–1 | King's Lynn | 621.0 |
| 14.0 | Boston United | 4–1 | Hinckley United | 1425.0 |
| 15.0 | Evesham United | 3–0 | Halesowen Town | 332.0 |
| 16.0 | Glapwell | 0–3 | Corby Town | 163.0 |
| 17.0 | Kettering Town | 1–2 | Solihull Moors | 805.0 |
| 18.0 | Nuneaton Borough | 4–1 | Stamford A.F.C. | 839.0 |
| 19.0 | Wealdstone | 1–0 | Bishop's Stortford | 301.0 |
| 20.0 | Brentwood Town | 0–3 | Staines Town | 277.0 |
| 21.0 | Heybridge Swifts | 2–2 | Billericay Town | 522.0 |
| 22.0 | Leighton Town | 3–1 | Boreham Wood | 273.0 |
| 23.0 | A.F.C. Hornchurch | 2–1 | Dulwich Hamlet | 610.0 |
| 24.0 | Hitchin Town | 4–3 | Margate | 325.0 |
| 25.0 | Eastbourne Borough | 2–1 | Welling United | 632.0 |
| 26.0 | Hayes & Yeading United | 1–0 | Chelmsford City | 393.0 |
| 27.0 | AFC Wimbledon | 0–0 | Horsham | 1564.0 |
| 28.0 | Lewes | 1–0 | Sutton United | 693.0 |
| 29.0 | Folkestone Invicta | 1–0 | Hillingdon Borough | 284.0 |
| 30.0 | Worthing | 0–2 | Hampton & Richmond Borough | 369.0 |
| 31.0 | Hythe Town | 1–3 | Ware | 236.0 |
| 32.0 | Bromley | 1–0 | Dartford | 1022.0 |
| 33.0 | Stotfold | 0–5 | Tonbridge Angels | 343.0 |
| 34.0 | Team Bath | 1–0 | Weston-super-Mare | 286.0 |
| 35.0 | Eastleigh | 5–0 | Clevedon Town | 341.0 |
| 36.0 | Havant & Waterlooville | 2–1 | Fleet Town | 386.0 |
| 37.0 | Merthyr Tydfil | 2–0 | Paulton Rovers | 379.0 |
| 38.0 | Newport County | 1–2 | Bath City | 1446.0 |
| 39.0 | Maidenhead United | 3–0 | Shortwood United | 211.0 |
| 40.0 | Chippenham Town | 5–1 | Bashley | 416.0 |
Question:
what was the attendance when the away team was boreham wood?
Answer:
273.0