Inbound tourism: spending on holiday visits to Northern Ireland 2005-2018

* The source sample for this statistic was under 100 each year and should therefore be used with caution. The source added the following methodological note:
"Information at the regional level is often based on very small sample sizes, and as such should be treated with extreme caution, and used solely as an indicative estimate. The International Passenger Survey is a national survey, and is not designed to be statistically robust at the regional level. "

Exact date of publication not stated.