New study on Neolithic paternal lineages

With updated percentages for R1b1b2. It makes sense with what Maciamo says. R1b would have entered in the neolithic via Anatolia, and haplogroup I would be Paelolithic-European. Here is the study and the table for R1b1b2 percentages :

http://www.plosbiology.org/article/info:doi/10.1371/journal.pbio.1000285

The Balareque et al. study isn't new. It dates from January and was discussed here.