Taking 2020 as the reference year, what was the nni of South Africa in 2002? (2020 = 100, rounded to two decimal places)

```reference [{"type":"table-json","id":1}] ``` South Africa’s adjusted net national income in 2002 was 65.95 when 2020 is set as the base year (2020 = 100). We retrieved the constant-2015-USD NNI series from the World Bank database and calculated the index by dividing the 2002 value by the 2020 value and multiplying by 100.