Compared with January (12,293,000), the total census has reduced by 2.9%. This data corresponds to a normal seasonal decrease, according to the Danish statistics institute, Danmark Statistiks.
With respect to the same period last year, there has been a 4.1% decrease of the total number of sows.
http://www.lf.dk/~/media/lf/Aktuelt/Publikationer/Markedsnyt%20Svin/2011/markedsnyt%202011%20uge%2018.ashx