求翻译：大部分的消费者购买戒烟产品以“自我服用”为主，“馈赠亲友”次之。但“买过未服用过”的消费者是随年龄递增而下降的，而服用过但未购买过“的曲线则是上扬的。是什么意思？

Most of the consumers to buy smoking cessation products mainly to "self-taking" gifts to friends and relatives followed. However, consumers bought were not taking "age increment decreased, while taking over but not yet purchased" curve is rising.

Most of the consumers to purchase tobacco products in order to "self-medication" as gifts for relatives, "The Times". But the "Buy" is not taking over the age of the consumer is incremented, and the decline of the dosage, but did not purchase the curve over the speaker on the the.

The majority of consumers purchase the no-smoking product by “to take” primarily, “presents the relatives and friends” the next best.But “has bought has not taken” the consumer is, but but has taken has not purchased “the curve which increases progressively along with the age drops is rises.

Most consumers buy stop smoking products to "self taken", "gift" following behind. "Buying had not been taken," consumers are increasing with age and decline, and take but have not purchased "curve is rising.

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