According to the Pokemon Go Company developer website http://pokemongo.nianticlabs.com/en/post/ver-update-082216/

There will be a new update to Pokémon GO coming soon to your App Store or playstore, 0.35.0 for android and 1.5.0 for iOS.

It seemed that the attack and defence values can be obtained by your respective team leaders Candela, Blanche and Spark.