I'll be interested to see the international passenger numbers in March and April.
Using this website
https://awt.cbp.gov/ you can view international arrivals at airports.
Picking April 6
Between 9am and 10am, 2 arrivals
VivaAerobus 676 from Monterrey and VivaAerobus 162 from Mexico City
341 passengers
Between 11am and noon, 2 arrivals
Volaris 5958 from Guadalajara and Aeromexico 632 from Mexico City
245 passengers
Between noon and 1 pm, 2 arrivals
VivaAerobus 670 from Monterrey and Volaris 964 from Mexico City
308 passengers
Between 4pm and 5 pm, 1 arrival
Aeromexico 634 from Mexico City
94 passengers
Between 5pm and 6 pm, 1 arrival
Volaris 5964 from Mexico City
121 passengers
Between 7pm and 8pm, 2 arrivals
VivaAerobus 672 from Monterrey and VivaAerobus 166 from Mexico City
255 passengers
Between 8pm and 9pm, 1 arrival
VivaAerobus 678 from Monterrey
140 passengers
Not sure if they count crew as part of their numbers but 11 flights with 1504 passengers. Compared to last year, April 7, 1 flight the entire day with 86 passengers.