USA
Yearly
1991 - 2016
26 Data Points
$1.99
Rwanda
Yearly
2010 - 2015
3 Data Points
$1.99
New Zealand
Yearly
1986 - 2027
42 Data Points
$1.99
Switzerland
Yearly
1963 - 2013
41 Data Points
$1.99
Singapore
Yearly
1961 - 2022
62 Data Points
$1.99
South Korea
Yearly
1990 - 2016
27 Data Points
$1.99
Tanzania
Yearly
1961 - 2022
62 Data Points
$1.99
Poland
Yearly
1990 - 2022
33 Data Points
$1.99
Helgi Library 
