Table:
revised annual nominal gdp
previously-published annual nominal gdp
revision
revised growth in annual gdp
previously-published growth in annual gdp
absolute revision to the growth in annual gdp

billions of dollars
percent
percentage point

2016
2,025.54
2,028.22
-2.69
1.76
1.90
0.14

2017
2,141.11
2,141.51
-0.40
5.71
5.59
0.12

2018
2,223.86
2,219.06
4.80
3.86
3.62
0.24

2016 to 2018 average
2,130.17
2,129.60
0.57
3.78
3.70
0.08

Statement: in 2017, the level of nominal gdp was revised down by $0.4 billion, largely because of a downward revision of household final consumption expenditure.
Question: in 2017, what was the percentage of the level of nominal gdp revised down, largely because of a downward revision of household final consumption expenditure?
Answer: [0.4]