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 | Attendance | Record | Points |
| --- | --- | --- | --- | --- | --- | --- |
| February 1 | Pittsburgh | 0–6 | NY Rangers | 17250.0 | 14–25–8 | 36.0 |
| February 4 | Pittsburgh | 7–5 | Minnesota | 11973.0 | 15–25–8 | 38.0 |
| February 7 | Los Angeles | 1–3 | Pittsburgh | 7983.0 | 16–25–8 | 40.0 |
| February 8 | Minnesota | 3–6 | Pittsburgh | 7954.0 | 17–25–8 | 42.0 |
| February 11 | Pittsburgh | 1–7 | Chicago | 16666.0 | 17–26–8 | 42.0 |
| February 14 | Boston | 3–0 | Pittsburgh | 12202.0 | 17–27–8 | 42.0 |
| February 15 | Pittsburgh | 4–2 | Detroit | 14487.0 | 18–27–8 | 44.0 |
| February 17 | Philadelphia | 2–4 | Pittsburgh | 7494.0 | 19–27–8 | 46.0 |
| February 19 | Pittsburgh | 6–1 | Los Angeles | 5298.0 | 20–27–8 | 48.0 |
| February 21 | Pittsburgh | 3–6 | Oakland | 6135.0 | 20–28–8 | 48.0 |
| February 25 | Pittsburgh | 2–3 | Montreal | 16259.0 | 20–29–8 | 48.0 |
| February 26 | Los Angeles | 0–1 | Pittsburgh | 4826.0 | 21–29–8 | 50.0 |
| February 28 | Oakland | 2–3 | Pittsburgh | 10740.0 | 22–29–8 | 52.0 |
Question:
What is the total number of attendence has points greater than 40, and detroit as the home?
Answer:
1.0