And I must say, before I go on, I should ask every one of you to try and get out pen and paper because I'm actually going to ask you to help me to look at how we do that.
Y debo decir, antes de seguir con esto, debo pedir a cada uno de ustedes que intente sacar lápiz y papel porque realmente les voy a pedir que me ayuden a examinar cómo hacemos esto.