This timeline shows a graph from 1964 to 1995 of Ghana. No data until 1963. Number of actual observations by date: 28.
Source name:
World Development Indicators
Source organization:
World Intellectual Property Organization (WIPO), WIPO Patent Report: Statistics on Worldwide Patent Activity. The International Bureau of WIPO assumes no responsibility with respect to the transformation of these data.
Categories, topics:
Science & Technology
Last updated:
apr 23, 2017
Indicators value changes by year
Meaning:
46.214
Minimum:
11.0
jan 1, 1993
Maximum:
98.0
jan 1, 1972
At the date of observation
Value
Absolute change
Change from the previous value
jan 1, 1964
82.0
+82.0
0.0%
jan 1, 1965
69.0
-13.0
-15.85%
jan 1, 1966
75.0
+6.0
8.7%
jan 1, 1967
78.0
+3.0
4.0%
jan 1, 1968
79.0
+1.0
1.28%
jan 1, 1969
64.0
-15.0
-18.99%
jan 1, 1970
69.0
+5.0
7.81%
jan 1, 1971
80.0
+11.0
15.94%
jan 1, 1972
98.0
+18.0
22.5%
jan 1, 1973
61.0
-37.0
-37.76%
jan 1, 1974
48.0
-13.0
-21.31%
jan 1, 1975
50.0
+2.0
4.17%
jan 1, 1976
52.0
+2.0
4.0%
jan 1, 1977
45.0
-7.0
-13.46%
jan 1, 1978
75.0
+30.0
66.67%
jan 1, 1979
39.0
-36.0
-48.0%
jan 1, 1980
37.0
-2.0
-5.13%
jan 1, 1981
17.0
-20.0
-54.05%
jan 1, 1982
19.0
+2.0
11.76%
jan 1, 1983
18.0
-1.0
-5.26%
jan 1, 1984
14.0
-4.0
-22.22%
jan 1, 1987
15.0
+1.0
7.14%
jan 1, 1988
16.0
+1.0
6.67%
jan 1, 1990
12.0
-4.0
-25.0%
jan 1, 1991
20.0
+8.0
66.67%
jan 1, 1992
12.0
-8.0
-40.0%
jan 1, 1993
11.0
-1.0
-8.33%
jan 1, 1995
39.0
+28.0
254.55%
Ranking of countries by current statistics by years