The below site from the US government verifies this-it 's the same for Canada ,too.....

"Results": [
    {
        "TypeName": "LOC",
        "Text": "US",
        "Start": 24,
        "End": 26
    },
    {
        "TypeName": "LOC",
        "Text": "Canada",
        "Start": 71,
        "End": 77
    }
]