But more surprising is that nine other series, including Action Comics, Batgirl and the Flash, at least doubled their normal sales and sold over 100,000 copies, a milestone that had proved increasingly difficult for comic-book publishers to reach.
Focus on the current empirical data, which is increasingly real-time and has proved increasingly accurate.
Such ideas have proved increasingly compelling.
Even here, things have recently proved increasingly difficult for the Bombay Don, and he has had to abandon The White House in Karachi.
Among the concerns raised in the report are that elderly people are increasingly living in suburban, auto-dependent areas; that they have had fewer children and, therefore, now have fewer primary caretakers than previous generations had, and that access to services will prove increasingly difficult for them.
The NHS has largely succeeded over the years (although it is proving increasingly difficult in 2014).
The fact that their closest challenger in the league, Liverpool, have also enjoyed more time to rest and train by not playing in Europe this season strengthens the claim that European football is proving increasingly difficult to juggle.
This is proving increasingly difficult.
