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:
| Builder | Construct- tion no. | Date ordered | Wheel arrange- ment | s Cylinder | Engine weight | TC&StL no. (1883–84) |
| --- | --- | --- | --- | --- | --- | --- |
| Baldwin | 4207.0 | December 1877 | 4-4-0 | 12×in (mm) | lb (kg) | 2.0 |
| Baldwin | 4292.0 | About January 1881 | 4-4-0 | 12×in (mm) | lb (kg) | 4.0 |
| Porter | 401.0 | November 1880 | 2-4-0 | 10×in (mm) | lb (kg) | 96.0 |
| Mason | 645.0 | March 1881 | 2-6-6 T | 13×in (mm) | lb (kg) | 54.0 |
| Mason | 581.0 | Spring 1881 | 0-4-4 T | 12×in (mm) | lb (kg) | 55.0 |
| Brooks | 610.0 | November 1881 | 2-6-0 | 14×in (mm) | lb (kg) | 56.0 |
| Brooks | 659.0 | February 1882 | 2-6-0 | 14×in (mm) | lb (kg) | 77.0 |
| Brooks | 937.0 | June 1883 | 2-6-0 | 15×in (mm) | lb (kg) | 96.0 |
| Brooks | 941.0 | July 1883 | 2-6-0 | 15×in (mm) | lb (kg) | 97.0 |
Question:
How many constructions has a Wheel arrange- ment of 4-4-0?
Answer:
8499.0