Table:
'data science' share of production activities
investment in 'data science'

2005 to 2018
2005
2010
2015
2018

percent
millions of dollars

total of all occupational groups

lower range value
..
4,829
6,085
11,168
11,991

upper range value
..
5,689
7,181
13,145
14,184

financial and investment analysts

lower range value
60
2,848
2,738
6,746
5,950

upper range value
70
3,323
3,194
7,870
6,942

statistical officers and related research support occupations

lower range value
90
129
336
360
76

upper range value
100
144
373
400
84

mathematicians, statisticians and actuaries

lower range value
50
413
813
995
2,324

upper range value
60
495
976
1,194
2,789

economists and economic policy researchers and analysts

lower range value
50
595
936
1,387
1,974

upper range value
60
714
1,123
1,664
2,369

social policy researchers, consultants and program officers

lower range value
50
844
1,262
1,681
1,667

upper range value
60
1,013
1,514
2,017
2,000

percent

annual growth rate

lower range value
..
..
4.7
12.9
2.4

upper range value
..
..
4.8
12.9
2.6

Statement: 'data science' activities are estimated to imply gross fixed capital formation of between $11991 millions and $14184 millions in 2018.
Question: what were the lower and upper range value of investment in 'data science' in 2018 respectively?
Answer: [11991.0, 14184.0]