Are men the lonelier sex?

According to this we are:

http://www.huffingtonpost.com/todd-kashdan/men-making-friends_b_1029001.html

Apparently, women are much better at developing deep friendships. I thought about it and I realized I have tons of acquaintances, but how many deep friends? In my case basically none. Now most of you are probably not that heavy into loner status, but how many of you guys have people around that are not your gfs/wives/partners that are more than acquaintances?