Canadian Platinum Maple Leaf
Series
Table:
Years

Denominations

Purity

Obverse

1988–1989
1 oz, 1⁄2 oz, 1⁄4 oz, 1⁄10 oz
.9995

39-year-old Queen

1990–1992
1 oz, 1⁄2 oz, 1⁄4 oz, 1⁄10 oz
.9995

64-year-old Queen

1993
1 oz, 1⁄2 oz, 1⁄4 oz, 1⁄10 oz, 1⁄20 oz
.9995

1994
1 oz, 1⁄2 oz, 1⁄4 oz, 1⁄10 oz, 1⁄15 oz, 1⁄20 oz
.9995

1995–1999
1 oz, 1⁄2 oz, 1⁄4 oz, 1⁄10 oz, 1⁄20 oz
.9995

2002
1 oz, 1⁄2 oz, 1⁄4 oz, 1⁄10 oz, 1⁄20 oz
.9995

2009
1 oz
.9995

79-year-old Queen

Having looked at the data table for 'Canadian Platinum Maple Leaf' (see 'Series'), create one factual sentence about the highlighted cells, without adding extra data and return it as JSON: {"answer": "YOUR ANSWER"}.