The Guttmacher Institute, a non-profit research group, said earlier this year that the percentage has been increasing yearly.

非营利研究组织古特马赫研究所今年早些时候表示，这一比例一直在逐年上升。

And, they hope it will increase the percentage of Americans getting flu shots.

而且，他们希望这会增加美国人接种流感疫苗的比例。

Number two, it increases the percentage of working-age people in a country because migrants tend to fall within this age bracket.

第二， 它增加了一个国家工作年龄人口的比例，因为移民往往属于这个年龄段。

And it was a recognition that we're really reaching a point where, as gasoline consumption comes down, there's really no place to put it unless you're going to increase the percentage of ethanol in gasoline.

人们认识到，随着汽油消耗量的下降，我们真的已经到了这样一个地步，除非你要增加汽油中乙醇的百分比，否则真的没有地方放它。

It is estimated that a majority of the funding currently committed to venture capital entities has been provided 92 by public or private pension funds, which are allocating increasing percentages of investment funds to " alternative investments" such as venture capital.

据估计，目前投入风险资本实体的资金，大部分是由公共或私人养老基金提供的，这些基金正在将投资资金中越来越大的部分拨给诸如风险资本那样的“非传统投资”。