Hi Stata users,

I am having a dataset of some indicators for countries over years. Below is an example of the dataset

Code:
* Example generated by -dataex-. To install: ssc install dataex
clear
input str11 country int year byte(var1 var2 var3)
"South Korea" 2011  . 92 19
"South Korea" 2012 24 41  .
"South Korea" 2013  . 37 43
"South Korea" 2014 54 82  .
"South Korea" 2015 17 53  .
"Syria"       2011 63 45 58
"Syria"       2012  . 67  .
"Syria"       2013 41 85 20
"Syria"       2014 12 15 41
"Syria"       2015 58 18  .
"Taiwan"      2011 45 15 53
"Taiwan"      2012 78 78  .
"Taiwan"      2013 42 36 64
"Taiwan"      2014 69 52  .
"Taiwan"      2015  . 48 85
"Venezuela"   2011 15 91 25
"Venezuela"   2012 26 48  .
"Venezuela"   2013 36  . 63
"Venezuela"   2014 41  .  .
"Venezuela"   2015 20  . 74
end

My goal is to collapse the dataset with the latest value for each variable.

Thanks in advance