May 2019 stats are out. International had the largest increase.
Domestic: 1,040,708 +3.4%
Transborder: 269,013 +2.2%
International: 132,544 +7.6%
May overall: 1,442,265 +3.5%
2019 Year to Date: 7,025,575 +4.58%
Last 12 months (May 2018-May 2019) 17,651,246. (+6.02%)
Full details:
https://www.yyc.com/en-us/media/factsfigures/passengerstatistics.aspx