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:
| Rank | Station | City | State | Boardings and deboardings |
| --- | --- | --- | --- | --- |
| 1.0 | Penn Station | New York City | New York | 8995551.0 |
| 2.0 | Union Station | Washington | District of Columbia | 4850685.0 |
| 3.0 | 30th Street Station | Philadelphia | Pennsylvania | 3872392.0 |
| 4.0 | Union Station | Chicago | Illinois | 3393695.0 |
| 5.0 | Union Station | Los Angeles | California | 1606121.0 |
| 6.0 | South Station | Boston | Massachusetts | 1360162.0 |
| 7.0 | Sacramento Valley Station | Sacramento | California | 1175046.0 |
| 8.0 | Penn Station | Baltimore | Maryland | 953170.0 |
| 9.0 | Albany–Rensselaer Station | Rensselaer | New York | 769626.0 |
| 10.0 | Union Station | San Diego | California | 753739.0 |
| 11.0 | Union Station | New Haven | Connecticut | 740902.0 |
| 12.0 | Wilmington Station | Wilmington | Delaware | 717772.0 |
| 14.0 | King Street Station | Seattle | Washington | 672485.0 |
| 15.0 | Union Station | Portland | Oregon | 665677.0 |
| 13.0 | Penn Station | Newark | New Jersey | 683626.0 |
| 17.0 | BWI Airport Station | Linthicum | Maryland | 662453.0 |
| 16.0 | Irvine Station | Irvine | California | 664263.0 |
| 18.0 | Providence Station | Providence | Rhode Island | 625995.0 |
| 19.0 | Milwaukee Intermodal Station | Milwaukee | Wisconsin | 617800.0 |
| 21.0 | Harrisburg Transportation Center | Harrisburg | Pennsylvania | 543423.0 |
| 20.0 | Emeryville Station | Emeryville | California | 583865.0 |
| 22.0 | Lancaster Station | Lancaster | Pennsylvania | 539338.0 |
| 23.0 | Back Bay | Boston | Massachusetts | 479951.0 |
| 24.0 | Bakersfield | Bakersfield | California | 476767.0 |
| 25.0 | North Station | Boston | Massachusetts | 456198.0 |
Question:
Which is the highest rank that has 8,995,551 boardings and deboardings?
Answer:
1.0