The issue is gone: since about a week the counts are back to normal.
Lorenz
One more recent source is: http://www.data.gov/
by r-cran-robot - April 1, 2013, 00:00:04 CET [ ] 24173 views, 4943 downloads, 1 subscription
About: Multivariate Adaptive Regression Spline Models
Fetched by r-cran-robot on 2013-04-01 00:00:04.770287