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 by time in office | Order in office | Vice President | Length of term in days | Explanation |
| --- | --- | --- | --- | --- |
| 1.0 | 6.0 | Daniel D. Tompkins | 2922.0 | Served two full terms. |
| 1.0 | 28.0 | Thomas R. Marshall | 2922.0 | Served two full terms. |
| 1.0 | 36.0 | Richard Nixon | 2922.0 | Served two full terms. |
| 1.0 | 43.0 | George H. W. Bush | 2922.0 | Served two full terms. |
| 1.0 | 45.0 | Al Gore | 2922.0 | Served two full terms. |
| 1.0 | 46.0 | Dick Cheney | 2922.0 | Served two full terms. |
| 10.0 | 4.0 | George Clinton | 2605.0 | Died in office during his second term. |
| 11.0 | 47.0 | Joe Biden | 1838.0 | Currently serving. |
| 12.0 | 39.0 | Spiro Agnew | 1724.0 | Resigned in his second term to avoid prison. |
| 13.0 | 3.0 | Aaron Burr | 1461.0 | Served one full term. |
| 13.0 | 8.0 | Martin Van Buren | 1461.0 | Served one full term. |
| 13.0 | 9.0 | Richard Johnson | 1461.0 | Served one full term. |
| 13.0 | 11.0 | George M. Dallas | 1461.0 | Served one full term. |
| 13.0 | 14.0 | John C. Breckinridge | 1461.0 | Served one full term. |
| 13.0 | 15.0 | Hannibal Hamlin | 1461.0 | Served one full term. |
| 13.0 | 17.0 | Schuyler Colfax | 1461.0 | Served one full term. |
| 13.0 | 19.0 | William A. Wheeler | 1461.0 | Served one full term. |
| 13.0 | 22.0 | Levi P. Morton | 1461.0 | Served one full term. |
| 13.0 | 23.0 | Adlai E. Stevenson | 1461.0 | Served one full term. |
| 13.0 | 26.0 | Charles W. Fairbanks | 1461.0 | Served one full term. |
| 13.0 | 30.0 | Charles G. Dawes | 1461.0 | Served one full term. |
| 13.0 | 31.0 | Charles Curtis | 1461.0 | Served one full term. |
| 13.0 | 33.0 | Henry A. Wallace | 1461.0 | Served one full term. |
| 13.0 | 35.0 | Alben W. Barkley | 1461.0 | Served one full term. |
| 13.0 | 38.0 | Hubert Humphrey | 1461.0 | Served one full term. |
| 13.0 | 42.0 | Walter Mondale | 1461.0 | Served one full term. |
| 13.0 | 44.0 | Dan Quayle | 1461.0 | Served one full term. |
| 31.0 | 2.0 | Thomas Jefferson | 1460.0 | Served one full term without any leap year . |
| 32.0 | 27.0 | James S. Sherman | 1338.0 | Died in office. |
| 33.0 | 37.0 | Lyndon B. Johnson | 1036.0 | Succeeded to presidency. |
| 34.0 | 18.0 | Henry Wilson | 993.0 | Died in office. |
| 35.0 | 24.0 | Garret Hobart | 992.0 | Died in office. |
| 36.0 | 29.0 | Calvin Coolidge | 881.0 | Succeeded to presidency. |
| 37.0 | 41.0 | Nelson Rockefeller | 763.0 | Appointed and confirmed mid-term. |
| 38.0 | 5.0 | Elbridge Gerry | 629.0 | Died in office. |
| 39.0 | 12.0 | Millard Fillmore | 491.0 | Succeeded to presidency. |
| 40.0 | 21.0 | Thomas A. Hendricks | 266.0 | Died in office. |
| 42.0 | 20.0 | Chester A. Arthur | 199.0 | Succeeded to presidency. |
| 43.0 | 25.0 | Theodore Roosevelt | 194.0 | Succeeded to presidency. |
| 44.0 | 34.0 | Harry S. Truman | 82.0 | Succeeded to presidency. |
| 45.0 | 13.0 | William R. King | 45.0 | Died in office. |
| 46.0 | 16.0 | Andrew Johnson | 42.0 | Succeeded to presidency. |
Question:
Name the explanation for alben w. barkley
Answer:
Served one full term.