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:
| Year | Competition | Wins | Draws | Loses |
| --- | --- | --- | --- | --- |
| 1971.0 | NSWRFL | 19.0 | 0.0 | 3.0 |
| 1972.0 | NSWRFL | 18.0 | 1.0 | 3.0 |
| 1973.0 | NSWRFL | 17.0 | 1.0 | 4.0 |
| 1976.0 | NSWRFL | 16.0 | 0.0 | 6.0 |
| 1983.0 | NSWRFL | 22.0 | 0.0 | 4.0 |
| 1987.0 | NSWRL | 18.0 | 0.0 | 5.0 |
| 1995.0 | ARL | 20.0 | 0.0 | 2.0 |
| 1996.0 | ARL | 18.0 | 0.0 | 4.0 |
| 1997.0 | ARL | 15.0 | 0.0 | 5.0 |
Question:
What sum of Losses has Year greater than 1972, and Competition of nswrfl, and Draws 0, and Wins 16?
Answer:
6.0