If experience of science centres elsewhere is anything to go by, attention in this age bracket is notoriously tricky to attract and retain.

若是说其他科学中心的经验有什么可以借鉴的，就是这个年龄段的人臭名昭著的难以取悦。

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The most romantic age bracket: 18- to 24-year-olds, 74% of whom will spend some of their shrinking discretionary income on items like flowers, jewelry and candy.

最浪漫的年龄段：18-24岁，他们种的74%将会用减少的收入购买鲜花，首饰和糖果这样的礼物。

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Among Chinese in the 22 to 49 age bracket, males outnumber females by 16.97 million, which means tens of millions of single Chinese in this age group.

在22岁至49岁这个年龄段中，中国男性的人数比女性多出了1697万人，这就意味着这个年龄段里会有上千万的光棍出现。

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Germany's traditional beer drinkers, in the 40-to-60 age bracket, are also becoming more health-conscious and drinking less alcohol, said Marc-Oliver Huhnholz of the German Brewers Association.

FORBES: Beer? Germans Say Nein, Danke

Many in this age group could be saving for a deposit on a home, whereas first-time buyers in the 25-to-34 age bracket could explain why that age group saw the smallest rise in take-up (24%).

BBC: Female savers 'turning to Individual Savings Accounts'

So, what if it skews toward men in the 18-34 age bracket right now?

FORBES: The Girls Of Google+: Where Are They And Why Does It Matter?