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diff --git a/train/cc_en_head/cc_en_head_0010-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/cc_en_head/cc_en_head_0010-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..0c416e36f6a1aa051fec22906049cf0e04069b9b
--- /dev/null
+++ b/train/cc_en_head/cc_en_head_0010-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/train/cc_en_head/cc_en_head_0010-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/cc_en_head/cc_en_head_0010-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..1a475e342b22f7de7ad76aaccba2347d60455919
--- /dev/null
+++ b/train/cc_en_head/cc_en_head_0010-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 1359163425,
+  "num_truncated_tokens": 1358411535
+}
\ No newline at end of file
diff --git a/train/cc_en_head/cc_en_head_0012-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/cc_en_head/cc_en_head_0012-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..6f78b1d941cb80cd30c52e47e3be340d8a2ac352
--- /dev/null
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\ No newline at end of file
diff --git a/train/cc_en_head/cc_en_head_0059-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/cc_en_head/cc_en_head_0059-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..ebaaf580179275e8d0335f4ddaf575e523406354
--- /dev/null
+++ b/train/cc_en_head/cc_en_head_0059-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 1388257534,
+  "num_truncated_tokens": 1387488267
+}
\ No newline at end of file
diff --git a/train/cc_en_head/cc_en_head_0133-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/cc_en_head/cc_en_head_0133-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..1e3b58bb6748198cd14375b74963baaa7d57cfa8
--- /dev/null
+++ b/train/cc_en_head/cc_en_head_0133-tokenized-chunked-1024-512-128-backfill-nodups/index.json
@@ -0,0 +1 @@
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\ No newline at end of file
diff --git a/train/cc_en_head/cc_en_head_0210-tokenized-chunked-1024-512-128-backfill-nodups/index.json b/train/cc_en_head/cc_en_head_0210-tokenized-chunked-1024-512-128-backfill-nodups/index.json
new file mode 100644
index 0000000000000000000000000000000000000000..0ec6b22c581234c2ce7f97597e2dc2a524efe6d8
--- /dev/null
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\ No newline at end of file
diff --git a/train/cc_en_head/cc_en_head_0210-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json b/train/cc_en_head/cc_en_head_0210-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
new file mode 100644
index 0000000000000000000000000000000000000000..fd2fe1127cd2e8b45fc675e8f56d61a118c5e8af
--- /dev/null
+++ b/train/cc_en_head/cc_en_head_0210-tokenized-chunked-1024-512-128-backfill-nodups/num_tokens.json
@@ -0,0 +1,4 @@
+{
+  "num_tokens": 1564333545,
+  "num_truncated_tokens": 1563541125
+}
\ No newline at end of file
diff --git a/train/cc_en_head/cc_en_head_0218-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds b/train/cc_en_head/cc_en_head_0218-tokenized-chunked-1024-512-128-backfill-nodups/shard.00000.mds
new file mode 100644
index 0000000000000000000000000000000000000000..76b99fcadf400f5f6602346c5b33507be8d63a8f
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