Yep. I know, we don't usually look at the details, but it's like that on every ticket, for everyone, every time.
I started out to show the huge Mexican departure tax, but then yes - the US gets a huge cut as well.
.
Mexico Airport Departure Tax Tua International (XD)
$38.25
VERSUS $78.63 in various US based taxes - even the USA charges you a departure tax that is only $1 less than Mexico's departure tax
US International Departure Tax (US)
$37.20
US September 11th Security Fee (AY)
$11.20
US Passenger Facility Charge (XF)
$13.50
United States APHIS Passenger Fee Passengers (XA)
$3.96
United States Customs User Fee (YC)
$5.77
United States Immigration User Fee (XY)
$7.00