1st 4th 2nd 3rd
7.5 million 45 million 90 million 60 million
Essex Bedfordshire Hertfordshire Cambridgeshire
1914 1944 1924 1934
Luton Heathrow Gatwick Stanstead
1 4 2 3
320 000 320 million 3.2 million 32 million
Stanstead Airport Heathrow Airport Gatwick Airport City Airport
Harlow Saffron Walden Bishops Stortford Braintree
M1/M11/M23 M11/M1/M25 M1/M11/M20 M10/M11/M23