Although no definite statistics are available, there is a rapid expansion in the number of OER projects, the number of people involved, and the number of resources available.

虽然没有确切的统计数据，但OER项目的数量、涉及人员数量和可用资源数量迅速扩张。

youdao

Although no national statistics on farm size were available, farms can range from very small to up to 5, 000 acres.

尽管没有国家统计的数据，仍然可以推断农场规模有的很小，有的达到五千亩。

youdao

And although liberally sprinkled with statistics, "Triumph of the City" is no dry work.

尽管《城市的胜利》一书充满了数据，却一点都不枯燥。

youdao

In fact,de Gallembert estimates the number of Muslim women wearing headscarves in France has grown since 2004, although there are no firm statistics to back this up.

VOA: standard.2010.01.30

While we've certainly put a crick or two in our necks after a long work session on an plane, the story strikes us as being classic scare-journalism: although a lot of frightening statistics are trotted out, no published research is cited and the two main sources quoted are chiropractors.

ENGADGET: Laptops are dangerous / not dangerous: back pain edition