In order to meet phase3 release timelines, we are going to make more frequent sequence index releases. Basically we are checking data submission weekly; a new sequence index will be released when 25 or more new samples or 250GB or more new sequences are detected. This way BAM files can be created incrementally without much delay.
A new sequence index is now available on the FTP site
The corresponding analysis.sequence.index that contains only >70bp long Illumina reads is
You may find different stats files for this release in http://ftp.1000genomes.ebi.ac.uk/vol1/ftp/sequence_indices