And I personally like P much more than other versions.
Interestinly, according to Hodinkee, it is estimated to have been produced in 300 to 500 examples only. Also, according to the same Hodinkee wonderful article "production numbers are not confirmed by Patek but John Reardon, now of Collectibility and formerly of Patek Philippe USA (or the Henri Stern Watch Agency, as its officially known), has estimated that around 2,800 examples of the 5970 were produced across all four metals."