Index of cycling activity (%) (12 hour) from 2009 Baseline (31,587) (Calendar Year) (LI 2c(ii))

Index of cycling activity (%) (12 hour) from 2009 Baseline (31,587) (Calendar Year) (LI 2c(ii)) *Please note that data for the previous calendar year is provisional until it gets validated by DfT, which normally takes place in September.2009年基准数据集（样本量31,587）的12小时骑行活动占比（百分比）索引（按日历年统计）（LI 2c(ii)） *请注意：上一日历年的数据在经英国交通部（Department for Transport, DfT）验证前均为临时数据，验证工作通常于每年9月开展。