25.虽然进入到1990年女性烟民的百分比增幅仅有1%，但2000年却又大幅冲击到28%。
Though the percentage of female smokers increased by only 1% in 1990, it rocketed to 28% in 2000.
26.对于男性烟民而言，我们首先看到的是连续30年的稳步增长，从1970年的21%增长到1980年的23%和1990年的26%，然而却在2000年大幅走低，猛然下降到13%。
So far as male smokers are concerned, we first saw a steady rise for 3 decades, from 21% in 1970 to 23% in 1980 and then to 26% in 1990, but it suddenly plunged to 13% in 2000.
27.虽然在2005年这个百分比又有所回升，从13%增长到了17%，但是我们有理由推断：男性烟民的比例将基本维持在20%以内。
Though the percentage began to rise slightly in 2005, from 13% to 17%, we have every reason to reckon that the percentage of male smokers would reasonably maintain at around 20%.
28.令人惊讶的是2000年女性烟民的百分比高出男性百分比11个百分点，分别是24%和13%。
What took us by surprise is that the percentage of female smokers was 11% higher than that of male smokers in 2000.
29.在最初的3年间，即1990-1993年间，中国的咖啡总消费量只增长了32万杯，与美国180万杯的增长形成鲜明对比。
During the three years from 1990 to 1993, the total coffee consumption in China increased by only 320 thousand cups as compared so strikingly with that in the US which was 1.8 million cups.
