Total size: 31.5 GB Number of recordings: 1727 Number of "PD" recordings: 236 Number of "SR" recordings: 195 Number of "ST" recordings: 345 Number of "TE" recordings: 4 Number of "TP" recordings: 30 Number of "TR" recordings: 480 Number of "VD" recordings: 174 Number of "WR" recordings: 263 Total length of recordings: 67 hours Number of unique speakers: 164 Number of unique "Controls_English" speakers: 18 Number of unique "Controls_Norwegian" speakers: 33 Number of unique "Controls_Polish" speakers: 22 Number of unique "Instructed_learners" speakers: 39 Number of unique "Naturalistic_learners" speakers: 52 Number of TextGrid files: 551 Number of txt files: 509 Types of recording resolutions: 44100/16, 44100/32, 48000/16, 48000/24, 48000/32