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:
| Continent | Location | City | Date | Year |
| --- | --- | --- | --- | --- |
| North America | United States | San Bernardino | May 15 | 1940.0 |
| Caribbean | Puerto Rico | San Juan | November 10 | 1967.0 |
| Central America | Costa Rica | San José | December 28 | 1970.0 |
| Oceania | Australia | Sydney | May 30 | 1971.0 |
| Asia 1 | Japan | Tokyo | July 20 | 1971.0 |
| Europe | Netherlands | Zaandam | August 21 | 1971.0 |
| South America | Brazil | Rio de Janeiro | February 13 | 1979.0 |
| Asia 2 | Philippines | Manila | September 27 | 1981.0 |
| Africa | Morocco | Casablanca | December 18 | 1992.0 |
| Middle East | Israel | Tel Aviv | October 14 | 1993.0 |
Question:
What was the date for morocco when the year was lerger than 1981?
Answer:
December 18