Note that the statistic isn't for HN only, but also includes the rest of ycombinator.com. I suspect HN didn't shrink; instead YC got press hits in April + May a

Note that the statistic isn't for HN only, but also includes the rest of ycombinator.com. I suspect HN didn't shrink; instead YC got press hits in April + May after registrations and kicking off the summer cycle. Also, for that level of traffic, I'd be wary of compete.com stats. More so than usual in any case.