This is most likely just a bias in the sample, rather than actual increase in the median page size on the web as a whole. (increases in median size are highly

This is most likely just a bias in the sample, rather than actual increase in the median page size on the web as a whole. (increases in median size are highly correlated with the sudden jumps in the # of pages indexed, so they likely started covering different subsets of the web that have a different distribution of page sizes)