<rng:define name="data.sex"> <rng:choice> <rng:value>0</rng:value> <rng:value>1</rng:value> <rng:value>2</rng:value> <rng:value>9</rng:value> </rng:choice></rng:define>
data.sex = "0" | "1" | "2" | "9"
