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:
| Tenure | Coach | Years | Record | Pct. | NCAA Tournament |
| --- | --- | --- | --- | --- | --- |
| 1933 | Sam McAllister | 1 | 5–4–0 | .556 |  |
| 1934 | Herschel Bobo | 1 |  |  |  |
| 1934–1939 | Del Morgan | 6 |  |  |  |
| 1940 | Porter Grant | 1 | 4–5–0 | .444 |  |
| 1941–1942 | Jimmy Hitchcock | 2 |  |  |  |
| 1943-1946 | Bob Evans | 2 |  |  |  |
| 1947–1948 | Danny Doyle | 2 |  |  |  |
| 1949–1950 | Johnny Williamson | 2 | 21–23–0 | .477 |  |
| 1951–1957 | Dick McGowen | 7 | 90–76–2 | .548 |  |
| 1958 | Joe Connally | 1 | 17–8–0 | .680 |  |
| 1959–1962 | Erk Russell | 4 | 59–37–1 | .620 |  |
| 1963–1984 | Paul Nix | 22 | 515–376–0 | .578 | 4 |
| 1985–2000 | Hal Baird | 16 | 634–328–0 | .659 | 9 |
| 2001–2004 | Steve Renfroe | 4 | 145–92–0 | .612 | 3 |
| 2005–2008 | Tom Slater | 4 | 115–113–0 | .504 | 1 |
| 2009–2013 | John Pawlowski | 5 | 167–126 | .570 | 1 |
| 2014–Present | Sunny Golloway | 1 | 17–8–0 | .680 | 0 |
| Totals | 16 coaches | 81 |  |  | 18 |
Question:
what is the average number of ncaa tournaments reached by a single coach from 1963-2013?
Answer:
3