| IN MILLIONS OF SQUARE KILOMETERS | Date | ||
| 1 | 2012 | 3.39 | Sept. 17 |
| 2 | 2020 | 3.74 | Sept. 15 |
| 3 | 2007 2016 2019 | 4.16 4.17 4.19 | Sept. 18 Sept. 18 Sept. 10 |
| 6 | 2011 | 4.34 | Sept. 11 |
| 7 | 2015 | 4.43 | Sept. 9 |
| 8 | 2008 2010 | 4.59 4.62 | Sept. 19 Sept. 21 |
| 10 | 2018 2017 | 4.66 4.67 | Sept. 23 Sept. 13 |
| 12 | 2014 2013 | 5.03 5.05 | Sept. 17 Sept. 13 |
| 14 | 2009 | 5.12 | Sept. 13 |