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:
| # | Date | Visitor | Score | Home | Record | Pts |
| --- | --- | --- | --- | --- | --- | --- |
| 1 | October 31 | Toronto Maple Leafs | 4–1 | Chicago Black Hawks | 0–1–0 | 0 |
| 2 | November 4 | Montreal Canadiens | 5–3 | Chicago Black Hawks | 0–2–0 | 0 |
| 3 | November 6 | Chicago Black Hawks | 4–3 | New York Rangers | 1–2–0 | 2 |
| 4 | November 7 | Chicago Black Hawks | 1–5 | Montreal Canadiens | 1–3–0 | 2 |
| 5 | November 11 | Boston Bruins | 4–6 | Chicago Black Hawks | 2–3–0 | 4 |
| 6 | November 13 | Chicago Black Hawks | 4–1 | Toronto Maple Leafs | 3–3–0 | 6 |
| 7 | November 14 | New York Rangers | 5–10 | Chicago Black Hawks | 4–3–0 | 8 |
| 8 | November 18 | Boston Bruins | 3–7 | Chicago Black Hawks | 5–3–0 | 10 |
| 9 | November 21 | Chicago Black Hawks | 2–5 | Detroit Red Wings | 5–4–0 | 10 |
| 10 | November 25 | Detroit Red Wings | 3–4 | Chicago Black Hawks | 6–4–0 | 12 |
| 11 | November 28 | Boston Bruins | 4–5 | Chicago Black Hawks | 7–4–0 | 14 |
| 12 | November 30 | Chicago Black Hawks | 5–6 | Boston Bruins | 7–5–0 | 14 |
| 13 | December 2 | Chicago Black Hawks | 2–6 | Montreal Canadiens | 7–6–0 | 14 |
| 14 | December 5 | New York Rangers | 6–7 | Chicago Black Hawks | 8–6–0 | 16 |
| 15 | December 12 | Toronto Maple Leafs | 2–3 | Chicago Black Hawks | 9–6–0 | 18 |
| 16 | December 14 | Chicago Black Hawks | 3–4 | Boston Bruins | 9–7–0 | 18 |
| 17 | December 18 | Chicago Black Hawks | 4–8 | Toronto Maple Leafs | 9–8–0 | 18 |
| 18 | December 19 | Toronto Maple Leafs | 5–2 | Chicago Black Hawks | 9–9–0 | 18 |
| 19 | December 22 | Detroit Red Wings | 1–7 | Chicago Black Hawks | 10–9–0 | 20 |
| 20 | December 25 | Chicago Black Hawks | 1–5 | Montreal Canadiens | 10–10–0 | 20 |
| 21 | December 26 | Chicago Black Hawks | 6–7 | New York Rangers | 10–11–0 | 20 |
| 22 | January 1 | Montreal Canadiens | 4–0 | Chicago Black Hawks | 10–12–0 | 20 |
| 23 | January 4 | Chicago Black Hawks | 4–6 | Boston Bruins | 10–13–0 | 20 |
| 24 | January 6 | Chicago Black Hawks | 1–6 | Toronto Maple Leafs | 10–14–0 | 20 |
| 25 | January 9 | Chicago Black Hawks | 2–4 | Detroit Red Wings | 10–15–0 | 20 |
| 26 | January 13 | Chicago Black Hawks | 5–2 | New York Rangers | 11–15–0 | 22 |
| 27 | January 16 | Montreal Canadiens | 1–1 | Chicago Black Hawks | 11–15–1 | 23 |
| 28 | January 20 | Chicago Black Hawks | 3–4 | Detroit Red Wings | 11–16–1 | 23 |
| 29 | January 23 | Toronto Maple Leafs | 3–5 | Chicago Black Hawks | 12–16–1 | 25 |
| 30 | January 27 | New York Rangers | 4–6 | Chicago Black Hawks | 13–16–1 | 27 |
| 31 | January 29 | Chicago Black Hawks | 4–3 | Toronto Maple Leafs | 14–16–1 | 29 |
| 32 | January 30 | Detroit Red Wings | 2–3 | Chicago Black Hawks | 15–16–1 | 31 |
| 33 | February 1 | Chicago Black Hawks | 2–0 | Boston Bruins | 16–16–1 | 33 |
| 34 | February 5 | Chicago Black Hawks | 1–5 | Montreal Canadiens | 16–17–1 | 33 |
| 35 | February 6 | Chicago Black Hawks | 4–4 | New York Rangers | 16–17–2 | 34 |
| 36 | February 10 | Boston Bruins | 5–4 | Chicago Black Hawks | 16–18–2 | 34 |
| 37 | February 13 | Montreal Canadiens | 2–2 | Chicago Black Hawks | 16–18–3 | 35 |
| 38 | February 20 | Toronto Maple Leafs | 0–0 | Chicago Black Hawks | 16–18–4 | 36 |
| 39 | February 22 | Chicago Black Hawks | 8–4 | New York Rangers | 17–18–4 | 38 |
| 40 | February 26 | Chicago Black Hawks | 3–2 | Toronto Maple Leafs | 18–18–4 | 40 |
| 41 | February 27 | New York Rangers | 2–4 | Chicago Black Hawks | 19–18–4 | 42 |
| 42 | March 2 | Boston Bruins | 2–4 | Chicago Black Hawks | 20–18–4 | 44 |
| 43 | March 4 | Chicago Black Hawks | 2–6 | Detroit Red Wings | 20–19–4 | 44 |
| 44 | March 5 | Detroit Red Wings | 1–6 | Chicago Black Hawks | 21–19–4 | 46 |
| 45 | March 9 | Montreal Canadiens | 3–2 | Chicago Black Hawks | 21–20–4 | 46 |
| 46 | March 12 | New York Rangers | 4–4 | Chicago Black Hawks | 21–20–5 | 47 |
| 47 | March 14 | Chicago Black Hawks | 4–6 | Boston Bruins | 21–21–5 | 47 |
| 48 | March 16 | Chicago Black Hawks | 2–3 | Montreal Canadiens | 21–22–5 | 47 |
| 49 | March 18 | Chicago Black Hawks | 3–6 | Detroit Red Wings | 21–23–5 | 47 |
| 50 | March 19 | Detroit Red Wings | 0–2 | Chicago Black Hawks | 22–23–5 | 49 |
Question:
how long is the duration of one season (from the first game to the last)?
Answer:
5 months