obs	gdp	ipad
"USA"	149	399
"Japan"	105	438
"Switz"	160	452
"CzR"	79	501
"Belgium"	124	505
"German"	122	505
"Portug"	81	505
"Finland"	115	505
"Austria"	131	505
"Denmark"	125	511
"France"	108	518
"Hungary"	66	533
"Poland"	48	518
"UK"	110	522
"Italy"	99	505
"Norway"	196	520