求翻译：据本课题组统计，虽然律师中上书过的人数不多，但上书过的人中律师占到绝大多数，约76%。参与上书的律师在地域分配上呈现北京遥遥领先其他省市的情况，有70%的上书来自北京律师或有北京律师参与，北京律师在公益上书上无疑是全国的领军者。例如，我国第一家公益性律师事务所——北京市东方公益法律援助律师事务所，该所专门从事公益法律服务，尤其以公益上书居多，自2003年成立至今，该所已递交公益上书十余件。是什么意思？

According to our research group statistics, although the lawyer in a letter to the number, but the letter of those lawyers accounted for the vast majority, about 76%. Lawyer involved in a letter to Beijing ahead of other provinces and cities rendered on the geographical distribution, 70% of the lett

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正在翻译，请等待...

According to the research group of the statistics, although the number of lawyers had petitioned, but lawyers accounted for the vast majority of the people that have been written about 76%. Written participation of lawyers in Beijing ahead of other provinces and cities on the geographical distributi

正在翻译，请等待.