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 | Decision | Attendance | Record |
| --- | --- | --- | --- | --- | --- | --- |
| February 1 | Columbus | 2 – 1 | Calgary | Denis | 19289.0 | 21–30–2 |
| February 2 | Columbus | 2 – 1 | Edmonton | Denis | 16839.0 | 22–30–2 |
| February 6 | Columbus | 4 – 7 | Vancouver | Denis | 18630.0 | 22–31–2 |
| February 8 | Los Angeles | 4 – 7 | Columbus | Denis | 16162.0 | 23–31–2 |
| February 10 | Colorado | 4 – 1 | Columbus | Denis | 18136.0 | 23–32–2 |
| February 11 | Columbus | 2 – 5 | Nashville | Denis | 17113.0 | 23–33–2 |
Question:
For all games with calgary as home, what is the average number of attendees?
Answer:
19289.0