1. A method of distributing market data, the method comprising: (a) transmitting from a computer device a first template defining a plurality of fields; (b) transmitting from the computer device a first market data message having a plurality of fields separated by delimiters and formatted in accordance with the first template; (c) after (b) transmitting from the computer device a second template defining a plurality of fields and being different from the first template; and (d) transmitting from the computer device a second market data message having a plurality of fields separated by delimiters and formatted in accordance with the second template.
1. A method of distributing market data, the method comprising: (a) transmitting from a computer device a first template defining a plurality of fields; (b) transmitting from the computer device a first market data message having a plurality of fields separated by delimiters and formatted in accordance with the first template; (c) after (b) transmitting from the computer device a second template defining a plurality of fields and being different from the first template; and (d) transmitting from the computer device a second market data message having a plurality of fields separated by delimiters and formatted in accordance with the second template. 5. The method of claim 1 , wherein the first market data message comprises statistics.